Home / 1,615.92-2,226.36-1,062.96

Finding the Fourth Proportional to 1,615.92, 2,226.36 and 1,062.96

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Solution

The fourth proportional to 1,615.92, 2,226.36 and 1,062.96 is: 1,464.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615.92 : 2,226.36 = 1,062.96 : x
  2. Step 2: Convert to fraction form
    1,615.92/2,226.36 = 1,062.96/x
  3. Step 3: Cross multiply
    1,615.92x = 2,226.36 × 1,062.96
  4. Step 4: Simplify right side
    1,615.92x = 2,366,531.63
  5. Step 5: Solve for x
    x = 2,366,531.63/1,615.92
  6. Step 6: Final answer
    x = 1,464.51

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1.5x scale

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.