Home / 11,325.59-16,971.05-4,748.18

Finding the Fourth Proportional to 11,325.59, 16,971.05 and 4,748.18

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Solution

The fourth proportional to 11,325.59, 16,971.05 and 4,748.18 is: 7,115.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.59 : 16,971.05 = 4,748.18 : x
  2. Step 2: Convert to fraction form
    11,325.59/16,971.05 = 4,748.18/x
  3. Step 3: Cross multiply
    11,325.59x = 16,971.05 × 4,748.18
  4. Step 4: Simplify right side
    11,325.59x = 80,581,654.49
  5. Step 5: Solve for x
    x = 80,581,654.49/11,325.59
  6. Step 6: Final answer
    x = 7,115.01

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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.