Home / 8,981.88-13,495.50-5,696.52

Finding the Fourth Proportional to 8,981.88, 13,495.50 and 5,696.52

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Solution

The fourth proportional to 8,981.88, 13,495.50 and 5,696.52 is: 8,559.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981.88 : 13,495.50 = 5,696.52 : x
  2. Step 2: Convert to fraction form
    8,981.88/13,495.50 = 5,696.52/x
  3. Step 3: Cross multiply
    8,981.88x = 13,495.50 × 5,696.52
  4. Step 4: Simplify right side
    8,981.88x = 76,877,385.66
  5. Step 5: Solve for x
    x = 76,877,385.66/8,981.88
  6. Step 6: Final answer
    x = 8,559.16

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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.