Home / 1,724.60-2,380.02-1,016.93

Finding the Fourth Proportional to 1,724.60, 2,380.02 and 1,016.93

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Solution

The fourth proportional to 1,724.60, 2,380.02 and 1,016.93 is: 1,403.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724.60 : 2,380.02 = 1,016.93 : x
  2. Step 2: Convert to fraction form
    1,724.60/2,380.02 = 1,016.93/x
  3. Step 3: Cross multiply
    1,724.60x = 2,380.02 × 1,016.93
  4. Step 4: Simplify right side
    1,724.60x = 2,420,313.74
  5. Step 5: Solve for x
    x = 2,420,313.74/1,724.60
  6. Step 6: Final answer
    x = 1,403.41

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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.