Home / 8,412.24-12,612.84-4,032.18

Finding the Fourth Proportional to 8,412.24, 12,612.84 and 4,032.18

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Solution

The fourth proportional to 8,412.24, 12,612.84 and 4,032.18 is: 6,045.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412.24 : 12,612.84 = 4,032.18 : x
  2. Step 2: Convert to fraction form
    8,412.24/12,612.84 = 4,032.18/x
  3. Step 3: Cross multiply
    8,412.24x = 12,612.84 × 4,032.18
  4. Step 4: Simplify right side
    8,412.24x = 50,857,241.19
  5. Step 5: Solve for x
    x = 50,857,241.19/8,412.24
  6. Step 6: Final answer
    x = 6,045.62

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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.