Home / 9,534.60-14,302.85-3,989.68

Finding the Fourth Proportional to 9,534.60, 14,302.85 and 3,989.68

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Solution

The fourth proportional to 9,534.60, 14,302.85 and 3,989.68 is: 5,984.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.60 : 14,302.85 = 3,989.68 : x
  2. Step 2: Convert to fraction form
    9,534.60/14,302.85 = 3,989.68/x
  3. Step 3: Cross multiply
    9,534.60x = 14,302.85 × 3,989.68
  4. Step 4: Simplify right side
    9,534.60x = 57,063,794.59
  5. Step 5: Solve for x
    x = 57,063,794.59/9,534.60
  6. Step 6: Final answer
    x = 5,984.92

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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.