Home / 9,539.27-14,311.18-3,989.53

Finding the Fourth Proportional to 9,539.27, 14,311.18 and 3,989.53

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Solution

The fourth proportional to 9,539.27, 14,311.18 and 3,989.53 is: 5,985.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.27 : 14,311.18 = 3,989.53 : x
  2. Step 2: Convert to fraction form
    9,539.27/14,311.18 = 3,989.53/x
  3. Step 3: Cross multiply
    9,539.27x = 14,311.18 × 3,989.53
  4. Step 4: Simplify right side
    9,539.27x = 57,094,864.57
  5. Step 5: Solve for x
    x = 57,094,864.57/9,539.27
  6. Step 6: Final answer
    x = 5,985.25

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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.