Home / 10,588.60-15,882.90-3,663.80

Finding the Fourth Proportional to 10,588.60, 15,882.90 and 3,663.80

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Solution

The fourth proportional to 10,588.60, 15,882.90 and 3,663.80 is: 5,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,588.60 : 15,882.90 = 3,663.80 : x
  2. Step 2: Convert to fraction form
    10,588.60/15,882.90 = 3,663.80/x
  3. Step 3: Cross multiply
    10,588.60x = 15,882.90 × 3,663.80
  4. Step 4: Simplify right side
    10,588.60x = 58,191,769.02
  5. Step 5: Solve for x
    x = 58,191,769.02/10,588.60
  6. Step 6: Final answer
    x = 5,495.70

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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.