Home / 8,677.04-13,020.24-5,756.72

Finding the Fourth Proportional to 8,677.04, 13,020.24 and 5,756.72

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Solution

The fourth proportional to 8,677.04, 13,020.24 and 5,756.72 is: 8,638.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.04 : 13,020.24 = 5,756.72 : x
  2. Step 2: Convert to fraction form
    8,677.04/13,020.24 = 5,756.72/x
  3. Step 3: Cross multiply
    8,677.04x = 13,020.24 × 5,756.72
  4. Step 4: Simplify right side
    8,677.04x = 74,953,876.01
  5. Step 5: Solve for x
    x = 74,953,876.01/8,677.04
  6. Step 6: Final answer
    x = 8,638.18

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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.