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Finding the Fourth Proportional to 8,018.53, 12,014.12 and 4,507.18

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Solution

The fourth proportional to 8,018.53, 12,014.12 and 4,507.18 is: 6,753.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.53 : 12,014.12 = 4,507.18 : x
  2. Step 2: Convert to fraction form
    8,018.53/12,014.12 = 4,507.18/x
  3. Step 3: Cross multiply
    8,018.53x = 12,014.12 × 4,507.18
  4. Step 4: Simplify right side
    8,018.53x = 54,149,782.61
  5. Step 5: Solve for x
    x = 54,149,782.61/8,018.53
  6. Step 6: Final answer
    x = 6,753.08

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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.