Home / 7,438.38-10,265.85-4,294.59

Finding the Fourth Proportional to 7,438.38, 10,265.85 and 4,294.59

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Solution

The fourth proportional to 7,438.38, 10,265.85 and 4,294.59 is: 5,927.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.38 : 10,265.85 = 4,294.59 : x
  2. Step 2: Convert to fraction form
    7,438.38/10,265.85 = 4,294.59/x
  3. Step 3: Cross multiply
    7,438.38x = 10,265.85 × 4,294.59
  4. Step 4: Simplify right side
    7,438.38x = 44,087,616.75
  5. Step 5: Solve for x
    x = 44,087,616.75/7,438.38
  6. Step 6: Final answer
    x = 5,927.05

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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.