Home / 12,462.24-18,693.40-3,697.22

Finding the Fourth Proportional to 12,462.24, 18,693.40 and 3,697.22

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Solution

The fourth proportional to 12,462.24, 18,693.40 and 3,697.22 is: 5,545.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462.24 : 18,693.40 = 3,697.22 : x
  2. Step 2: Convert to fraction form
    12,462.24/18,693.40 = 3,697.22/x
  3. Step 3: Cross multiply
    12,462.24x = 18,693.40 × 3,697.22
  4. Step 4: Simplify right side
    12,462.24x = 69,113,612.35
  5. Step 5: Solve for x
    x = 69,113,612.35/12,462.24
  6. Step 6: Final answer
    x = 5,545.84

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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.