Home / 4,712.08-6,501.26-2,721.92

Finding the Fourth Proportional to 4,712.08, 6,501.26 and 2,721.92

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Solution

The fourth proportional to 4,712.08, 6,501.26 and 2,721.92 is: 3,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.08 : 6,501.26 = 2,721.92 : x
  2. Step 2: Convert to fraction form
    4,712.08/6,501.26 = 2,721.92/x
  3. Step 3: Cross multiply
    4,712.08x = 6,501.26 × 2,721.92
  4. Step 4: Simplify right side
    4,712.08x = 17,695,909.62
  5. Step 5: Solve for x
    x = 17,695,909.62/4,712.08
  6. Step 6: Final answer
    x = 3,755.43

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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.