Home / 8,748.76-12,073.36-4,769.88

Finding the Fourth Proportional to 8,748.76, 12,073.36 and 4,769.88

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Solution

The fourth proportional to 8,748.76, 12,073.36 and 4,769.88 is: 6,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.76 : 12,073.36 = 4,769.88 : x
  2. Step 2: Convert to fraction form
    8,748.76/12,073.36 = 4,769.88/x
  3. Step 3: Cross multiply
    8,748.76x = 12,073.36 × 4,769.88
  4. Step 4: Simplify right side
    8,748.76x = 57,588,478.40
  5. Step 5: Solve for x
    x = 57,588,478.40/8,748.76
  6. Step 6: Final answer
    x = 6,582.47

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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.