Home / 3,715.14-5,572.17-1,117.74

Finding the Fourth Proportional to 3,715.14, 5,572.17 and 1,117.74

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Solution

The fourth proportional to 3,715.14, 5,572.17 and 1,117.74 is: 1,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.14 : 5,572.17 = 1,117.74 : x
  2. Step 2: Convert to fraction form
    3,715.14/5,572.17 = 1,117.74/x
  3. Step 3: Cross multiply
    3,715.14x = 5,572.17 × 1,117.74
  4. Step 4: Simplify right side
    3,715.14x = 6,228,237.30
  5. Step 5: Solve for x
    x = 6,228,237.30/3,715.14
  6. Step 6: Final answer
    x = 1,676.45

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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.