Home / 1,747.31-2,411.45-1,001.33

Finding the Fourth Proportional to 1,747.31, 2,411.45 and 1,001.33

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Solution

The fourth proportional to 1,747.31, 2,411.45 and 1,001.33 is: 1,381.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.31 : 2,411.45 = 1,001.33 : x
  2. Step 2: Convert to fraction form
    1,747.31/2,411.45 = 1,001.33/x
  3. Step 3: Cross multiply
    1,747.31x = 2,411.45 × 1,001.33
  4. Step 4: Simplify right side
    1,747.31x = 2,414,657.23
  5. Step 5: Solve for x
    x = 2,414,657.23/1,747.31
  6. Step 6: Final answer
    x = 1,381.93

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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.