Home / 1,724.89-2,581.11-1,484.32

Finding the Fourth Proportional to 1,724.89, 2,581.11 and 1,484.32

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Solution

The fourth proportional to 1,724.89, 2,581.11 and 1,484.32 is: 2,221.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724.89 : 2,581.11 = 1,484.32 : x
  2. Step 2: Convert to fraction form
    1,724.89/2,581.11 = 1,484.32/x
  3. Step 3: Cross multiply
    1,724.89x = 2,581.11 × 1,484.32
  4. Step 4: Simplify right side
    1,724.89x = 3,831,193.20
  5. Step 5: Solve for x
    x = 3,831,193.20/1,724.89
  6. Step 6: Final answer
    x = 2,221.12

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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.