Home / 3,715.04-5,572.40-1,117.92

Finding the Fourth Proportional to 3,715.04, 5,572.40 and 1,117.92

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Solution

The fourth proportional to 3,715.04, 5,572.40 and 1,117.92 is: 1,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.04 : 5,572.40 = 1,117.92 : x
  2. Step 2: Convert to fraction form
    3,715.04/5,572.40 = 1,117.92/x
  3. Step 3: Cross multiply
    3,715.04x = 5,572.40 × 1,117.92
  4. Step 4: Simplify right side
    3,715.04x = 6,229,497.41
  5. Step 5: Solve for x
    x = 6,229,497.41/3,715.04
  6. Step 6: Final answer
    x = 1,676.83

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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.