Home / 6,079.07-8,388.60-3,427.13

Finding the Fourth Proportional to 6,079.07, 8,388.60 and 3,427.13

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Solution

The fourth proportional to 6,079.07, 8,388.60 and 3,427.13 is: 4,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.07 : 8,388.60 = 3,427.13 : x
  2. Step 2: Convert to fraction form
    6,079.07/8,388.60 = 3,427.13/x
  3. Step 3: Cross multiply
    6,079.07x = 8,388.60 × 3,427.13
  4. Step 4: Simplify right side
    6,079.07x = 28,748,780.78
  5. Step 5: Solve for x
    x = 28,748,780.78/6,079.07
  6. Step 6: Final answer
    x = 4,729.15

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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.