Home / 8,434.53-12,651.42-2,888.37

Finding the Fourth Proportional to 8,434.53, 12,651.42 and 2,888.37

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Solution

The fourth proportional to 8,434.53, 12,651.42 and 2,888.37 is: 4,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434.53 : 12,651.42 = 2,888.37 : x
  2. Step 2: Convert to fraction form
    8,434.53/12,651.42 = 2,888.37/x
  3. Step 3: Cross multiply
    8,434.53x = 12,651.42 × 2,888.37
  4. Step 4: Simplify right side
    8,434.53x = 36,541,981.99
  5. Step 5: Solve for x
    x = 36,541,981.99/8,434.53
  6. Step 6: Final answer
    x = 4,332.43

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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.