Home / 9,470.10-13,068.21-5,221.16

Finding the Fourth Proportional to 9,470.10, 13,068.21 and 5,221.16

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Solution

The fourth proportional to 9,470.10, 13,068.21 and 5,221.16 is: 7,204.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,470.10 : 13,068.21 = 5,221.16 : x
  2. Step 2: Convert to fraction form
    9,470.10/13,068.21 = 5,221.16/x
  3. Step 3: Cross multiply
    9,470.10x = 13,068.21 × 5,221.16
  4. Step 4: Simplify right side
    9,470.10x = 68,231,149.98
  5. Step 5: Solve for x
    x = 68,231,149.98/9,470.10
  6. Step 6: Final answer
    x = 7,204.90

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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.