Home / 8,748.79-12,073.34-4,769.92

Finding the Fourth Proportional to 8,748.79, 12,073.34 and 4,769.92

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Solution

The fourth proportional to 8,748.79, 12,073.34 and 4,769.92 is: 6,582.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.79 : 12,073.34 = 4,769.92 : x
  2. Step 2: Convert to fraction form
    8,748.79/12,073.34 = 4,769.92/x
  3. Step 3: Cross multiply
    8,748.79x = 12,073.34 × 4,769.92
  4. Step 4: Simplify right side
    8,748.79x = 57,588,892.95
  5. Step 5: Solve for x
    x = 57,588,892.95/8,748.79
  6. Step 6: Final answer
    x = 6,582.50

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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.