Home / 6,459.24-9,691.56-4,381.56

Finding the Fourth Proportional to 6,459.24, 9,691.56 and 4,381.56

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Solution

The fourth proportional to 6,459.24, 9,691.56 and 4,381.56 is: 6,574.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459.24 : 9,691.56 = 4,381.56 : x
  2. Step 2: Convert to fraction form
    6,459.24/9,691.56 = 4,381.56/x
  3. Step 3: Cross multiply
    6,459.24x = 9,691.56 × 4,381.56
  4. Step 4: Simplify right side
    6,459.24x = 42,464,151.63
  5. Step 5: Solve for x
    x = 42,464,151.63/6,459.24
  6. Step 6: Final answer
    x = 6,574.17

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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.