Home / 1,589.47-2,190.93-1,252.83

Finding the Fourth Proportional to 1,589.47, 2,190.93 and 1,252.83

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Solution

The fourth proportional to 1,589.47, 2,190.93 and 1,252.83 is: 1,726.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.47 : 2,190.93 = 1,252.83 : x
  2. Step 2: Convert to fraction form
    1,589.47/2,190.93 = 1,252.83/x
  3. Step 3: Cross multiply
    1,589.47x = 2,190.93 × 1,252.83
  4. Step 4: Simplify right side
    1,589.47x = 2,744,866.35
  5. Step 5: Solve for x
    x = 2,744,866.35/1,589.47
  6. Step 6: Final answer
    x = 1,726.91

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1.5x scale

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.