Home / 1,752.18-2,418.68-1,162.50

Finding the Fourth Proportional to 1,752.18, 2,418.68 and 1,162.50

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Solution

The fourth proportional to 1,752.18, 2,418.68 and 1,162.50 is: 1,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.18 : 2,418.68 = 1,162.50 : x
  2. Step 2: Convert to fraction form
    1,752.18/2,418.68 = 1,162.50/x
  3. Step 3: Cross multiply
    1,752.18x = 2,418.68 × 1,162.50
  4. Step 4: Simplify right side
    1,752.18x = 2,811,715.50
  5. Step 5: Solve for x
    x = 2,811,715.50/1,752.18
  6. Step 6: Final answer
    x = 1,604.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.