Home / 8,748.71-12,073.19-4,769.81

Finding the Fourth Proportional to 8,748.71, 12,073.19 and 4,769.81

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Solution

The fourth proportional to 8,748.71, 12,073.19 and 4,769.81 is: 6,582.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.71 : 12,073.19 = 4,769.81 : x
  2. Step 2: Convert to fraction form
    8,748.71/12,073.19 = 4,769.81/x
  3. Step 3: Cross multiply
    8,748.71x = 12,073.19 × 4,769.81
  4. Step 4: Simplify right side
    8,748.71x = 57,586,738.18
  5. Step 5: Solve for x
    x = 57,586,738.18/8,748.71
  6. Step 6: Final answer
    x = 6,582.32

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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.