Home / 3,915.60-5,873.93-2,272.92

Finding the Fourth Proportional to 3,915.60, 5,873.93 and 2,272.92

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Solution

The fourth proportional to 3,915.60, 5,873.93 and 2,272.92 is: 3,409.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.60 : 5,873.93 = 2,272.92 : x
  2. Step 2: Convert to fraction form
    3,915.60/5,873.93 = 2,272.92/x
  3. Step 3: Cross multiply
    3,915.60x = 5,873.93 × 2,272.92
  4. Step 4: Simplify right side
    3,915.60x = 13,350,972.98
  5. Step 5: Solve for x
    x = 13,350,972.98/3,915.60
  6. Step 6: Final answer
    x = 3,409.69

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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.