Home / 7,438.54-10,265.20-4,294.74

Finding the Fourth Proportional to 7,438.54, 10,265.20 and 4,294.74

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Solution

The fourth proportional to 7,438.54, 10,265.20 and 4,294.74 is: 5,926.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.54 : 10,265.20 = 4,294.74 : x
  2. Step 2: Convert to fraction form
    7,438.54/10,265.20 = 4,294.74/x
  3. Step 3: Cross multiply
    7,438.54x = 10,265.20 × 4,294.74
  4. Step 4: Simplify right side
    7,438.54x = 44,086,365.05
  5. Step 5: Solve for x
    x = 44,086,365.05/7,438.54
  6. Step 6: Final answer
    x = 5,926.75

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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.