Home / 1,724.45-2,587.67-1,032.80

Finding the Fourth Proportional to 1,724.45, 2,587.67 and 1,032.80

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Solution

The fourth proportional to 1,724.45, 2,587.67 and 1,032.80 is: 1,549.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724.45 : 2,587.67 = 1,032.80 : x
  2. Step 2: Convert to fraction form
    1,724.45/2,587.67 = 1,032.80/x
  3. Step 3: Cross multiply
    1,724.45x = 2,587.67 × 1,032.80
  4. Step 4: Simplify right side
    1,724.45x = 2,672,545.58
  5. Step 5: Solve for x
    x = 2,672,545.58/1,724.45
  6. Step 6: Final answer
    x = 1,549.80

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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.