Home / 8,415.12-12,613.62-4,023.24

Finding the Fourth Proportional to 8,415.12, 12,613.62 and 4,023.24

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Solution

The fourth proportional to 8,415.12, 12,613.62 and 4,023.24 is: 6,030.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,415.12 : 12,613.62 = 4,023.24 : x
  2. Step 2: Convert to fraction form
    8,415.12/12,613.62 = 4,023.24/x
  3. Step 3: Cross multiply
    8,415.12x = 12,613.62 × 4,023.24
  4. Step 4: Simplify right side
    8,415.12x = 50,747,620.53
  5. Step 5: Solve for x
    x = 50,747,620.53/8,415.12
  6. Step 6: Final answer
    x = 6,030.53

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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.