Home / 6,341.20-9,495.60-4,688.80

Finding the Fourth Proportional to 6,341.20, 9,495.60 and 4,688.80

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Solution

The fourth proportional to 6,341.20, 9,495.60 and 4,688.80 is: 7,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,341.20 : 9,495.60 = 4,688.80 : x
  2. Step 2: Convert to fraction form
    6,341.20/9,495.60 = 4,688.80/x
  3. Step 3: Cross multiply
    6,341.20x = 9,495.60 × 4,688.80
  4. Step 4: Simplify right side
    6,341.20x = 44,522,969.28
  5. Step 5: Solve for x
    x = 44,522,969.28/6,341.20
  6. Step 6: Final answer
    x = 7,021.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.