Home / 5,999.72-8,279.90-4,011.08

Finding the Fourth Proportional to 5,999.72, 8,279.90 and 4,011.08

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Solution

The fourth proportional to 5,999.72, 8,279.90 and 4,011.08 is: 5,535.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.72 : 8,279.90 = 4,011.08 : x
  2. Step 2: Convert to fraction form
    5,999.72/8,279.90 = 4,011.08/x
  3. Step 3: Cross multiply
    5,999.72x = 8,279.90 × 4,011.08
  4. Step 4: Simplify right side
    5,999.72x = 33,211,341.29
  5. Step 5: Solve for x
    x = 33,211,341.29/5,999.72
  6. Step 6: Final answer
    x = 5,535.48

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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.