Home / 5,327.11-7,979.02-4,392.18

Finding the Fourth Proportional to 5,327.11, 7,979.02 and 4,392.18

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Solution

The fourth proportional to 5,327.11, 7,979.02 and 4,392.18 is: 6,578.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.11 : 7,979.02 = 4,392.18 : x
  2. Step 2: Convert to fraction form
    5,327.11/7,979.02 = 4,392.18/x
  3. Step 3: Cross multiply
    5,327.11x = 7,979.02 × 4,392.18
  4. Step 4: Simplify right side
    5,327.11x = 35,045,292.06
  5. Step 5: Solve for x
    x = 35,045,292.06/5,327.11
  6. Step 6: Final answer
    x = 6,578.67

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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.