Home / 8,007.12-12,017.08-3,624.98

Finding the Fourth Proportional to 8,007.12, 12,017.08 and 3,624.98

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Solution

The fourth proportional to 8,007.12, 12,017.08 and 3,624.98 is: 5,440.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.12 : 12,017.08 = 3,624.98 : x
  2. Step 2: Convert to fraction form
    8,007.12/12,017.08 = 3,624.98/x
  3. Step 3: Cross multiply
    8,007.12x = 12,017.08 × 3,624.98
  4. Step 4: Simplify right side
    8,007.12x = 43,561,674.66
  5. Step 5: Solve for x
    x = 43,561,674.66/8,007.12
  6. Step 6: Final answer
    x = 5,440.37

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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.