Home / 8,769.66-13,154.61-4,898.70

Finding the Fourth Proportional to 8,769.66, 13,154.61 and 4,898.70

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Solution

The fourth proportional to 8,769.66, 13,154.61 and 4,898.70 is: 7,348.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,769.66 : 13,154.61 = 4,898.70 : x
  2. Step 2: Convert to fraction form
    8,769.66/13,154.61 = 4,898.70/x
  3. Step 3: Cross multiply
    8,769.66x = 13,154.61 × 4,898.70
  4. Step 4: Simplify right side
    8,769.66x = 64,440,488.01
  5. Step 5: Solve for x
    x = 64,440,488.01/8,769.66
  6. Step 6: Final answer
    x = 7,348.12

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1.5x scale

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.