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Finding the Fourth Proportional to 8,031.16, 12,050.58 and 4,959.16

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Solution

The fourth proportional to 8,031.16, 12,050.58 and 4,959.16 is: 7,441.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.16 : 12,050.58 = 4,959.16 : x
  2. Step 2: Convert to fraction form
    8,031.16/12,050.58 = 4,959.16/x
  3. Step 3: Cross multiply
    8,031.16x = 12,050.58 × 4,959.16
  4. Step 4: Simplify right side
    8,031.16x = 59,760,754.31
  5. Step 5: Solve for x
    x = 59,760,754.31/8,031.16
  6. Step 6: Final answer
    x = 7,441.11

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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.