Home / 8,416.12-12,610.23-5,119.24

Finding the Fourth Proportional to 8,416.12, 12,610.23 and 5,119.24

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Solution

The fourth proportional to 8,416.12, 12,610.23 and 5,119.24 is: 7,670.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.12 : 12,610.23 = 5,119.24 : x
  2. Step 2: Convert to fraction form
    8,416.12/12,610.23 = 5,119.24/x
  3. Step 3: Cross multiply
    8,416.12x = 12,610.23 × 5,119.24
  4. Step 4: Simplify right side
    8,416.12x = 64,554,793.83
  5. Step 5: Solve for x
    x = 64,554,793.83/8,416.12
  6. Step 6: Final answer
    x = 7,670.37

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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.