Home / 5,294.55-7,309.92-3,615.35

Finding the Fourth Proportional to 5,294.55, 7,309.92 and 3,615.35

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Solution

The fourth proportional to 5,294.55, 7,309.92 and 3,615.35 is: 4,991.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.55 : 7,309.92 = 3,615.35 : x
  2. Step 2: Convert to fraction form
    5,294.55/7,309.92 = 3,615.35/x
  3. Step 3: Cross multiply
    5,294.55x = 7,309.92 × 3,615.35
  4. Step 4: Simplify right side
    5,294.55x = 26,427,896.28
  5. Step 5: Solve for x
    x = 26,427,896.28/5,294.55
  6. Step 6: Final answer
    x = 4,991.53

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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.