Home / 8,259.15-12,382.18-4,098.04

Finding the Fourth Proportional to 8,259.15, 12,382.18 and 4,098.04

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Solution

The fourth proportional to 8,259.15, 12,382.18 and 4,098.04 is: 6,143.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.15 : 12,382.18 = 4,098.04 : x
  2. Step 2: Convert to fraction form
    8,259.15/12,382.18 = 4,098.04/x
  3. Step 3: Cross multiply
    8,259.15x = 12,382.18 × 4,098.04
  4. Step 4: Simplify right side
    8,259.15x = 50,742,703.14
  5. Step 5: Solve for x
    x = 50,742,703.14/8,259.15
  6. Step 6: Final answer
    x = 6,143.81

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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.