Home / 8,748.69-12,073.14-4,769.70

Finding the Fourth Proportional to 8,748.69, 12,073.14 and 4,769.70

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Solution

The fourth proportional to 8,748.69, 12,073.14 and 4,769.70 is: 6,582.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.69 : 12,073.14 = 4,769.70 : x
  2. Step 2: Convert to fraction form
    8,748.69/12,073.14 = 4,769.70/x
  3. Step 3: Cross multiply
    8,748.69x = 12,073.14 × 4,769.70
  4. Step 4: Simplify right side
    8,748.69x = 57,585,255.86
  5. Step 5: Solve for x
    x = 57,585,255.86/8,748.69
  6. Step 6: Final answer
    x = 6,582.16

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1.5x scale

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.