Home / 8,008.98-12,013.56-6,288.54

Finding the Fourth Proportional to 8,008.98, 12,013.56 and 6,288.54

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Solution

The fourth proportional to 8,008.98, 12,013.56 and 6,288.54 is: 9,432.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.98 : 12,013.56 = 6,288.54 : x
  2. Step 2: Convert to fraction form
    8,008.98/12,013.56 = 6,288.54/x
  3. Step 3: Cross multiply
    8,008.98x = 12,013.56 × 6,288.54
  4. Step 4: Simplify right side
    8,008.98x = 75,547,752.60
  5. Step 5: Solve for x
    x = 75,547,752.60/8,008.98
  6. Step 6: Final answer
    x = 9,432.88

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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.