Home / 1,752.61-2,616.26-1,490.85

Finding the Fourth Proportional to 1,752.61, 2,616.26 and 1,490.85

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Solution

The fourth proportional to 1,752.61, 2,616.26 and 1,490.85 is: 2,225.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.61 : 2,616.26 = 1,490.85 : x
  2. Step 2: Convert to fraction form
    1,752.61/2,616.26 = 1,490.85/x
  3. Step 3: Cross multiply
    1,752.61x = 2,616.26 × 1,490.85
  4. Step 4: Simplify right side
    1,752.61x = 3,900,451.22
  5. Step 5: Solve for x
    x = 3,900,451.22/1,752.61
  6. Step 6: Final answer
    x = 2,225.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.