Home / 6,278.38-8,659.34-4,599.18

Finding the Fourth Proportional to 6,278.38, 8,659.34 and 4,599.18

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Solution

The fourth proportional to 6,278.38, 8,659.34 and 4,599.18 is: 6,343.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.38 : 8,659.34 = 4,599.18 : x
  2. Step 2: Convert to fraction form
    6,278.38/8,659.34 = 4,599.18/x
  3. Step 3: Cross multiply
    6,278.38x = 8,659.34 × 4,599.18
  4. Step 4: Simplify right side
    6,278.38x = 39,825,863.34
  5. Step 5: Solve for x
    x = 39,825,863.34/6,278.38
  6. Step 6: Final answer
    x = 6,343.33

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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.