Home / 8,225.64-11,350.71-4,688.19

Finding the Fourth Proportional to 8,225.64, 11,350.71 and 4,688.19

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Solution

The fourth proportional to 8,225.64, 11,350.71 and 4,688.19 is: 6,469.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.64 : 11,350.71 = 4,688.19 : x
  2. Step 2: Convert to fraction form
    8,225.64/11,350.71 = 4,688.19/x
  3. Step 3: Cross multiply
    8,225.64x = 11,350.71 × 4,688.19
  4. Step 4: Simplify right side
    8,225.64x = 53,214,285.11
  5. Step 5: Solve for x
    x = 53,214,285.11/8,225.64
  6. Step 6: Final answer
    x = 6,469.32

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,226.64, 11,352.09 and 4,689.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.