Home / 7,352.91-10,151.21-4,842.32

Finding the Fourth Proportional to 7,352.91, 10,151.21 and 4,842.32

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Solution

The fourth proportional to 7,352.91, 10,151.21 and 4,842.32 is: 6,685.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.91 : 10,151.21 = 4,842.32 : x
  2. Step 2: Convert to fraction form
    7,352.91/10,151.21 = 4,842.32/x
  3. Step 3: Cross multiply
    7,352.91x = 10,151.21 × 4,842.32
  4. Step 4: Simplify right side
    7,352.91x = 49,155,332.24
  5. Step 5: Solve for x
    x = 49,155,332.24/7,352.91
  6. Step 6: Final answer
    x = 6,685.15

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Half scale
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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.