Home / 3,708.40-5,562.60-1,113.16

Finding the Fourth Proportional to 3,708.40, 5,562.60 and 1,113.16

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Solution

The fourth proportional to 3,708.40, 5,562.60 and 1,113.16 is: 1,669.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.40 : 5,562.60 = 1,113.16 : x
  2. Step 2: Convert to fraction form
    3,708.40/5,562.60 = 1,113.16/x
  3. Step 3: Cross multiply
    3,708.40x = 5,562.60 × 1,113.16
  4. Step 4: Simplify right side
    3,708.40x = 6,192,063.82
  5. Step 5: Solve for x
    x = 6,192,063.82/3,708.40
  6. Step 6: Final answer
    x = 1,669.74

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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.