Home / 1,751.33-2,417.06-1,005.46

Finding the Fourth Proportional to 1,751.33, 2,417.06 and 1,005.46

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Solution

The fourth proportional to 1,751.33, 2,417.06 and 1,005.46 is: 1,387.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.33 : 2,417.06 = 1,005.46 : x
  2. Step 2: Convert to fraction form
    1,751.33/2,417.06 = 1,005.46/x
  3. Step 3: Cross multiply
    1,751.33x = 2,417.06 × 1,005.46
  4. Step 4: Simplify right side
    1,751.33x = 2,430,257.15
  5. Step 5: Solve for x
    x = 2,430,257.15/1,751.33
  6. Step 6: Final answer
    x = 1,387.66

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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.