Home / 6,937.20-10,403.32-3,472.08

Finding the Fourth Proportional to 6,937.20, 10,403.32 and 3,472.08

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Solution

The fourth proportional to 6,937.20, 10,403.32 and 3,472.08 is: 5,206.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.20 : 10,403.32 = 3,472.08 : x
  2. Step 2: Convert to fraction form
    6,937.20/10,403.32 = 3,472.08/x
  3. Step 3: Cross multiply
    6,937.20x = 10,403.32 × 3,472.08
  4. Step 4: Simplify right side
    6,937.20x = 36,121,159.31
  5. Step 5: Solve for x
    x = 36,121,159.31/6,937.20
  6. Step 6: Final answer
    x = 5,206.88

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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.