Home / 2,710.60-4,064.45-1,248.48

Finding the Fourth Proportional to 2,710.60, 4,064.45 and 1,248.48

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Solution

The fourth proportional to 2,710.60, 4,064.45 and 1,248.48 is: 1,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.60 : 4,064.45 = 1,248.48 : x
  2. Step 2: Convert to fraction form
    2,710.60/4,064.45 = 1,248.48/x
  3. Step 3: Cross multiply
    2,710.60x = 4,064.45 × 1,248.48
  4. Step 4: Simplify right side
    2,710.60x = 5,074,378.29
  5. Step 5: Solve for x
    x = 5,074,378.29/2,710.60
  6. Step 6: Final answer
    x = 1,872.05

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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.