Home / 8,862.45-13,310.08-5,942.81

Finding the Fourth Proportional to 8,862.45, 13,310.08 and 5,942.81

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Solution

The fourth proportional to 8,862.45, 13,310.08 and 5,942.81 is: 8,925.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.45 : 13,310.08 = 5,942.81 : x
  2. Step 2: Convert to fraction form
    8,862.45/13,310.08 = 5,942.81/x
  3. Step 3: Cross multiply
    8,862.45x = 13,310.08 × 5,942.81
  4. Step 4: Simplify right side
    8,862.45x = 79,099,276.52
  5. Step 5: Solve for x
    x = 79,099,276.52/8,862.45
  6. Step 6: Final answer
    x = 8,925.22

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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.