Home / 7,958.40-11,937.60-5,032.68

Finding the Fourth Proportional to 7,958.40, 11,937.60 and 5,032.68

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Solution

The fourth proportional to 7,958.40, 11,937.60 and 5,032.68 is: 7,549.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,958.40 : 11,937.60 = 5,032.68 : x
  2. Step 2: Convert to fraction form
    7,958.40/11,937.60 = 5,032.68/x
  3. Step 3: Cross multiply
    7,958.40x = 11,937.60 × 5,032.68
  4. Step 4: Simplify right side
    7,958.40x = 60,078,120.77
  5. Step 5: Solve for x
    x = 60,078,120.77/7,958.40
  6. Step 6: Final answer
    x = 7,549.02

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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.