Home / 6,691.83-9,235.28-3,707.94

Finding the Fourth Proportional to 6,691.83, 9,235.28 and 3,707.94

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Solution

The fourth proportional to 6,691.83, 9,235.28 and 3,707.94 is: 5,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.83 : 9,235.28 = 3,707.94 : x
  2. Step 2: Convert to fraction form
    6,691.83/9,235.28 = 3,707.94/x
  3. Step 3: Cross multiply
    6,691.83x = 9,235.28 × 3,707.94
  4. Step 4: Simplify right side
    6,691.83x = 34,243,908.03
  5. Step 5: Solve for x
    x = 34,243,908.03/6,691.83
  6. Step 6: Final answer
    x = 5,117.27

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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.