Home / 1,752.50-2,625.28-1,165.73

Finding the Fourth Proportional to 1,752.50, 2,625.28 and 1,165.73

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Solution

The fourth proportional to 1,752.50, 2,625.28 and 1,165.73 is: 1,746.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.50 : 2,625.28 = 1,165.73 : x
  2. Step 2: Convert to fraction form
    1,752.50/2,625.28 = 1,165.73/x
  3. Step 3: Cross multiply
    1,752.50x = 2,625.28 × 1,165.73
  4. Step 4: Simplify right side
    1,752.50x = 3,060,351.61
  5. Step 5: Solve for x
    x = 3,060,351.61/1,752.50
  6. Step 6: Final answer
    x = 1,746.28

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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.