Home / 8,224.74-11,350.21-4,688.18

Finding the Fourth Proportional to 8,224.74, 11,350.21 and 4,688.18

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Solution

The fourth proportional to 8,224.74, 11,350.21 and 4,688.18 is: 6,469.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.74 : 11,350.21 = 4,688.18 : x
  2. Step 2: Convert to fraction form
    8,224.74/11,350.21 = 4,688.18/x
  3. Step 3: Cross multiply
    8,224.74x = 11,350.21 × 4,688.18
  4. Step 4: Simplify right side
    8,224.74x = 53,211,810.40
  5. Step 5: Solve for x
    x = 53,211,810.40/8,224.74
  6. Step 6: Final answer
    x = 6,469.73

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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.