Home / 3,710.10-5,565.14-3,158.76

Finding the Fourth Proportional to 3,710.10, 5,565.14 and 3,158.76

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Solution

The fourth proportional to 3,710.10, 5,565.14 and 3,158.76 is: 4,738.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.10 : 5,565.14 = 3,158.76 : x
  2. Step 2: Convert to fraction form
    3,710.10/5,565.14 = 3,158.76/x
  3. Step 3: Cross multiply
    3,710.10x = 5,565.14 × 3,158.76
  4. Step 4: Simplify right side
    3,710.10x = 17,578,941.63
  5. Step 5: Solve for x
    x = 17,578,941.63/3,710.10
  6. Step 6: Final answer
    x = 4,738.13

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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.