Home / 6,543.91-9,027.66-4,418.75

Finding the Fourth Proportional to 6,543.91, 9,027.66 and 4,418.75

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Solution

The fourth proportional to 6,543.91, 9,027.66 and 4,418.75 is: 6,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543.91 : 9,027.66 = 4,418.75 : x
  2. Step 2: Convert to fraction form
    6,543.91/9,027.66 = 4,418.75/x
  3. Step 3: Cross multiply
    6,543.91x = 9,027.66 × 4,418.75
  4. Step 4: Simplify right side
    6,543.91x = 39,890,999.34
  5. Step 5: Solve for x
    x = 39,890,999.34/6,543.91
  6. Step 6: Final answer
    x = 6,095.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.