Home / 7,613.90-11,425.71-2,937.68

Finding the Fourth Proportional to 7,613.90, 11,425.71 and 2,937.68

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Solution

The fourth proportional to 7,613.90, 11,425.71 and 2,937.68 is: 4,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.90 : 11,425.71 = 2,937.68 : x
  2. Step 2: Convert to fraction form
    7,613.90/11,425.71 = 2,937.68/x
  3. Step 3: Cross multiply
    7,613.90x = 11,425.71 × 2,937.68
  4. Step 4: Simplify right side
    7,613.90x = 33,565,119.33
  5. Step 5: Solve for x
    x = 33,565,119.33/7,613.90
  6. Step 6: Final answer
    x = 4,408.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.