Home / 8,011.18-12,018.46-3,013.60

Finding the Fourth Proportional to 8,011.18, 12,018.46 and 3,013.60

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Solution

The fourth proportional to 8,011.18, 12,018.46 and 3,013.60 is: 4,521.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.18 : 12,018.46 = 3,013.60 : x
  2. Step 2: Convert to fraction form
    8,011.18/12,018.46 = 3,013.60/x
  3. Step 3: Cross multiply
    8,011.18x = 12,018.46 × 3,013.60
  4. Step 4: Simplify right side
    8,011.18x = 36,218,849.85
  5. Step 5: Solve for x
    x = 36,218,849.85/8,011.18
  6. Step 6: Final answer
    x = 4,521.04

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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.