Home / 9,634.80-14,423.40-5,737.20

Finding the Fourth Proportional to 9,634.80, 14,423.40 and 5,737.20

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Solution

The fourth proportional to 9,634.80, 14,423.40 and 5,737.20 is: 8,588.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,634.80 : 14,423.40 = 5,737.20 : x
  2. Step 2: Convert to fraction form
    9,634.80/14,423.40 = 5,737.20/x
  3. Step 3: Cross multiply
    9,634.80x = 14,423.40 × 5,737.20
  4. Step 4: Simplify right side
    9,634.80x = 82,749,930.48
  5. Step 5: Solve for x
    x = 82,749,930.48/9,634.80
  6. Step 6: Final answer
    x = 8,588.65

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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.