Home / 7,494.18-11,246.91-2,818.80

Finding the Fourth Proportional to 7,494.18, 11,246.91 and 2,818.80

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Solution

The fourth proportional to 7,494.18, 11,246.91 and 2,818.80 is: 4,230.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.18 : 11,246.91 = 2,818.80 : x
  2. Step 2: Convert to fraction form
    7,494.18/11,246.91 = 2,818.80/x
  3. Step 3: Cross multiply
    7,494.18x = 11,246.91 × 2,818.80
  4. Step 4: Simplify right side
    7,494.18x = 31,702,789.91
  5. Step 5: Solve for x
    x = 31,702,789.91/7,494.18
  6. Step 6: Final answer
    x = 4,230.32

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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.