Home / 2,736.85-4,101.43-1,565.10

Finding the Fourth Proportional to 2,736.85, 4,101.43 and 1,565.10

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Solution

The fourth proportional to 2,736.85, 4,101.43 and 1,565.10 is: 2,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.85 : 4,101.43 = 1,565.10 : x
  2. Step 2: Convert to fraction form
    2,736.85/4,101.43 = 1,565.10/x
  3. Step 3: Cross multiply
    2,736.85x = 4,101.43 × 1,565.10
  4. Step 4: Simplify right side
    2,736.85x = 6,419,148.09
  5. Step 5: Solve for x
    x = 6,419,148.09/2,736.85
  6. Step 6: Final answer
    x = 2,345.45

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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.