Home / 7,438.67-10,265.28-4,294.79

Finding the Fourth Proportional to 7,438.67, 10,265.28 and 4,294.79

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Solution

The fourth proportional to 7,438.67, 10,265.28 and 4,294.79 is: 5,926.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.67 : 10,265.28 = 4,294.79 : x
  2. Step 2: Convert to fraction form
    7,438.67/10,265.28 = 4,294.79/x
  3. Step 3: Cross multiply
    7,438.67x = 10,265.28 × 4,294.79
  4. Step 4: Simplify right side
    7,438.67x = 44,087,221.89
  5. Step 5: Solve for x
    x = 44,087,221.89/7,438.67
  6. Step 6: Final answer
    x = 5,926.76

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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.