Home / 9,311.47-13,967.32-2,737.79

Finding the Fourth Proportional to 9,311.47, 13,967.32 and 2,737.79

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Solution

The fourth proportional to 9,311.47, 13,967.32 and 2,737.79 is: 4,106.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.47 : 13,967.32 = 2,737.79 : x
  2. Step 2: Convert to fraction form
    9,311.47/13,967.32 = 2,737.79/x
  3. Step 3: Cross multiply
    9,311.47x = 13,967.32 × 2,737.79
  4. Step 4: Simplify right side
    9,311.47x = 38,239,589.02
  5. Step 5: Solve for x
    x = 38,239,589.02/9,311.47
  6. Step 6: Final answer
    x = 4,106.72

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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.