Home / 2,524.73-3,484.19-1,405.75

Finding the Fourth Proportional to 2,524.73, 3,484.19 and 1,405.75

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Solution

The fourth proportional to 2,524.73, 3,484.19 and 1,405.75 is: 1,939.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,524.73 : 3,484.19 = 1,405.75 : x
  2. Step 2: Convert to fraction form
    2,524.73/3,484.19 = 1,405.75/x
  3. Step 3: Cross multiply
    2,524.73x = 3,484.19 × 1,405.75
  4. Step 4: Simplify right side
    2,524.73x = 4,897,894.90
  5. Step 5: Solve for x
    x = 4,897,894.90/2,524.73
  6. Step 6: Final answer
    x = 1,939.96

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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.