Home / 11,587.32-17,378.26-5,343.44

Finding the Fourth Proportional to 11,587.32, 17,378.26 and 5,343.44

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Solution

The fourth proportional to 11,587.32, 17,378.26 and 5,343.44 is: 8,013.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587.32 : 17,378.26 = 5,343.44 : x
  2. Step 2: Convert to fraction form
    11,587.32/17,378.26 = 5,343.44/x
  3. Step 3: Cross multiply
    11,587.32x = 17,378.26 × 5,343.44
  4. Step 4: Simplify right side
    11,587.32x = 92,859,689.61
  5. Step 5: Solve for x
    x = 92,859,689.61/11,587.32
  6. Step 6: Final answer
    x = 8,013.91

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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.