Home / 2,677.48-4,016.40-945.52

Finding the Fourth Proportional to 2,677.48, 4,016.40 and 945.52

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Solution

The fourth proportional to 2,677.48, 4,016.40 and 945.52 is: 1,418.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.48 : 4,016.40 = 945.52 : x
  2. Step 2: Convert to fraction form
    2,677.48/4,016.40 = 945.52/x
  3. Step 3: Cross multiply
    2,677.48x = 4,016.40 × 945.52
  4. Step 4: Simplify right side
    2,677.48x = 3,797,586.53
  5. Step 5: Solve for x
    x = 3,797,586.53/2,677.48
  6. Step 6: Final answer
    x = 1,418.34

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1.5x scale

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.