Home / 10,591.11-15,883.41-7,325.19

Finding the Fourth Proportional to 10,591.11, 15,883.41 and 7,325.19

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Solution

The fourth proportional to 10,591.11, 15,883.41 and 7,325.19 is: 10,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,591.11 : 15,883.41 = 7,325.19 : x
  2. Step 2: Convert to fraction form
    10,591.11/15,883.41 = 7,325.19/x
  3. Step 3: Cross multiply
    10,591.11x = 15,883.41 × 7,325.19
  4. Step 4: Simplify right side
    10,591.11x = 116,348,996.10
  5. Step 5: Solve for x
    x = 116,348,996.10/10,591.11
  6. Step 6: Final answer
    x = 10,985.53

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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.