Home / 5,425.70-7,487.60-3,035.59

Finding the Fourth Proportional to 5,425.70, 7,487.60 and 3,035.59

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Solution

The fourth proportional to 5,425.70, 7,487.60 and 3,035.59 is: 4,189.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.70 : 7,487.60 = 3,035.59 : x
  2. Step 2: Convert to fraction form
    5,425.70/7,487.60 = 3,035.59/x
  3. Step 3: Cross multiply
    5,425.70x = 7,487.60 × 3,035.59
  4. Step 4: Simplify right side
    5,425.70x = 22,729,283.68
  5. Step 5: Solve for x
    x = 22,729,283.68/5,425.70
  6. Step 6: Final answer
    x = 4,189.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.