Home / 8,541.35-12,809.52-2,993.66

Finding the Fourth Proportional to 8,541.35, 12,809.52 and 2,993.66

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Solution

The fourth proportional to 8,541.35, 12,809.52 and 2,993.66 is: 4,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.35 : 12,809.52 = 2,993.66 : x
  2. Step 2: Convert to fraction form
    8,541.35/12,809.52 = 2,993.66/x
  3. Step 3: Cross multiply
    8,541.35x = 12,809.52 × 2,993.66
  4. Step 4: Simplify right side
    8,541.35x = 38,347,347.64
  5. Step 5: Solve for x
    x = 38,347,347.64/8,541.35
  6. Step 6: Final answer
    x = 4,489.61

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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.