Home / 12,410.24-18,612.12-5,835.20

Finding the Fourth Proportional to 12,410.24, 18,612.12 and 5,835.20

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Solution

The fourth proportional to 12,410.24, 18,612.12 and 5,835.20 is: 8,751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.24 : 18,612.12 = 5,835.20 : x
  2. Step 2: Convert to fraction form
    12,410.24/18,612.12 = 5,835.20/x
  3. Step 3: Cross multiply
    12,410.24x = 18,612.12 × 5,835.20
  4. Step 4: Simplify right side
    12,410.24x = 108,605,442.62
  5. Step 5: Solve for x
    x = 108,605,442.62/12,410.24
  6. Step 6: Final answer
    x = 8,751.28

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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.