Home / 8,019.12-12,017.70-4,510.84

Finding the Fourth Proportional to 8,019.12, 12,017.70 and 4,510.84

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Solution

The fourth proportional to 8,019.12, 12,017.70 and 4,510.84 is: 6,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.12 : 12,017.70 = 4,510.84 : x
  2. Step 2: Convert to fraction form
    8,019.12/12,017.70 = 4,510.84/x
  3. Step 3: Cross multiply
    8,019.12x = 12,017.70 × 4,510.84
  4. Step 4: Simplify right side
    8,019.12x = 54,209,921.87
  5. Step 5: Solve for x
    x = 54,209,921.87/8,019.12
  6. Step 6: Final answer
    x = 6,760.08

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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.