Home / 8,748.60-12,073.08-4,769.72

Finding the Fourth Proportional to 8,748.60, 12,073.08 and 4,769.72

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Solution

The fourth proportional to 8,748.60, 12,073.08 and 4,769.72 is: 6,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.60 : 12,073.08 = 4,769.72 : x
  2. Step 2: Convert to fraction form
    8,748.60/12,073.08 = 4,769.72/x
  3. Step 3: Cross multiply
    8,748.60x = 12,073.08 × 4,769.72
  4. Step 4: Simplify right side
    8,748.60x = 57,585,211.14
  5. Step 5: Solve for x
    x = 57,585,211.14/8,748.60
  6. Step 6: Final answer
    x = 6,582.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.