Home / 1,557.98-2,332.11-1,165.67

Finding the Fourth Proportional to 1,557.98, 2,332.11 and 1,165.67

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Solution

The fourth proportional to 1,557.98, 2,332.11 and 1,165.67 is: 1,744.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557.98 : 2,332.11 = 1,165.67 : x
  2. Step 2: Convert to fraction form
    1,557.98/2,332.11 = 1,165.67/x
  3. Step 3: Cross multiply
    1,557.98x = 2,332.11 × 1,165.67
  4. Step 4: Simplify right side
    1,557.98x = 2,718,470.66
  5. Step 5: Solve for x
    x = 2,718,470.66/1,557.98
  6. Step 6: Final answer
    x = 1,744.87

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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.