Home / 1,445.45-2,165.72-1,032.48

Finding the Fourth Proportional to 1,445.45, 2,165.72 and 1,032.48

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Solution

The fourth proportional to 1,445.45, 2,165.72 and 1,032.48 is: 1,546.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445.45 : 2,165.72 = 1,032.48 : x
  2. Step 2: Convert to fraction form
    1,445.45/2,165.72 = 1,032.48/x
  3. Step 3: Cross multiply
    1,445.45x = 2,165.72 × 1,032.48
  4. Step 4: Simplify right side
    1,445.45x = 2,236,057.42
  5. Step 5: Solve for x
    x = 2,236,057.42/1,445.45
  6. Step 6: Final answer
    x = 1,546.97

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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.