Home / 6,861.31-10,281.03-4,394.10

Finding the Fourth Proportional to 6,861.31, 10,281.03 and 4,394.10

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Solution

The fourth proportional to 6,861.31, 10,281.03 and 4,394.10 is: 6,584.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.31 : 10,281.03 = 4,394.10 : x
  2. Step 2: Convert to fraction form
    6,861.31/10,281.03 = 4,394.10/x
  3. Step 3: Cross multiply
    6,861.31x = 10,281.03 × 4,394.10
  4. Step 4: Simplify right side
    6,861.31x = 45,175,873.92
  5. Step 5: Solve for x
    x = 45,175,873.92/6,861.31
  6. Step 6: Final answer
    x = 6,584.15

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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.