Home / 7,166.20-10,757.40-4,246.15

Finding the Fourth Proportional to 7,166.20, 10,757.40 and 4,246.15

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Solution

The fourth proportional to 7,166.20, 10,757.40 and 4,246.15 is: 6,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.20 : 10,757.40 = 4,246.15 : x
  2. Step 2: Convert to fraction form
    7,166.20/10,757.40 = 4,246.15/x
  3. Step 3: Cross multiply
    7,166.20x = 10,757.40 × 4,246.15
  4. Step 4: Simplify right side
    7,166.20x = 45,677,534.01
  5. Step 5: Solve for x
    x = 45,677,534.01/7,166.20
  6. Step 6: Final answer
    x = 6,374.02

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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.