Home / 1,766.22-2,437.64-1,020.03

Finding the Fourth Proportional to 1,766.22, 2,437.64 and 1,020.03

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Solution

The fourth proportional to 1,766.22, 2,437.64 and 1,020.03 is: 1,407.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.22 : 2,437.64 = 1,020.03 : x
  2. Step 2: Convert to fraction form
    1,766.22/2,437.64 = 1,020.03/x
  3. Step 3: Cross multiply
    1,766.22x = 2,437.64 × 1,020.03
  4. Step 4: Simplify right side
    1,766.22x = 2,486,460.83
  5. Step 5: Solve for x
    x = 2,486,460.83/1,766.22
  6. Step 6: Final answer
    x = 1,407.79

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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.