Home / 3,915.63-5,873.27-1,142.24

Finding the Fourth Proportional to 3,915.63, 5,873.27 and 1,142.24

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Solution

The fourth proportional to 3,915.63, 5,873.27 and 1,142.24 is: 1,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.63 : 5,873.27 = 1,142.24 : x
  2. Step 2: Convert to fraction form
    3,915.63/5,873.27 = 1,142.24/x
  3. Step 3: Cross multiply
    3,915.63x = 5,873.27 × 1,142.24
  4. Step 4: Simplify right side
    3,915.63x = 6,708,648.85
  5. Step 5: Solve for x
    x = 6,708,648.85/3,915.63
  6. Step 6: Final answer
    x = 1,713.30

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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.