Home / 1,700.81-2,545.34-1,042.25

Finding the Fourth Proportional to 1,700.81, 2,545.34 and 1,042.25

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Solution

The fourth proportional to 1,700.81, 2,545.34 and 1,042.25 is: 1,559.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.81 : 2,545.34 = 1,042.25 : x
  2. Step 2: Convert to fraction form
    1,700.81/2,545.34 = 1,042.25/x
  3. Step 3: Cross multiply
    1,700.81x = 2,545.34 × 1,042.25
  4. Step 4: Simplify right side
    1,700.81x = 2,652,862.68
  5. Step 5: Solve for x
    x = 2,652,862.68/1,700.81
  6. Step 6: Final answer
    x = 1,559.77

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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.