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Finding the Fourth Proportional to 8,011.52, 12,018.64 and 2,464.74

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Solution

The fourth proportional to 8,011.52, 12,018.64 and 2,464.74 is: 3,697.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.52 : 12,018.64 = 2,464.74 : x
  2. Step 2: Convert to fraction form
    8,011.52/12,018.64 = 2,464.74/x
  3. Step 3: Cross multiply
    8,011.52x = 12,018.64 × 2,464.74
  4. Step 4: Simplify right side
    8,011.52x = 29,622,816.59
  5. Step 5: Solve for x
    x = 29,622,816.59/8,011.52
  6. Step 6: Final answer
    x = 3,697.53

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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.