Home / 10,373.18-15,559.73-2,581.99

Finding the Fourth Proportional to 10,373.18, 15,559.73 and 2,581.99

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Solution

The fourth proportional to 10,373.18, 15,559.73 and 2,581.99 is: 3,872.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.18 : 15,559.73 = 2,581.99 : x
  2. Step 2: Convert to fraction form
    10,373.18/15,559.73 = 2,581.99/x
  3. Step 3: Cross multiply
    10,373.18x = 15,559.73 × 2,581.99
  4. Step 4: Simplify right side
    10,373.18x = 40,174,989.46
  5. Step 5: Solve for x
    x = 40,174,989.46/10,373.18
  6. Step 6: Final answer
    x = 3,872.97

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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.