Home / 7,517.18-10,374.19-4,159.99

Finding the Fourth Proportional to 7,517.18, 10,374.19 and 4,159.99

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Solution

The fourth proportional to 7,517.18, 10,374.19 and 4,159.99 is: 5,741.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.18 : 10,374.19 = 4,159.99 : x
  2. Step 2: Convert to fraction form
    7,517.18/10,374.19 = 4,159.99/x
  3. Step 3: Cross multiply
    7,517.18x = 10,374.19 × 4,159.99
  4. Step 4: Simplify right side
    7,517.18x = 43,156,558.67
  5. Step 5: Solve for x
    x = 43,156,558.67/7,517.18
  6. Step 6: Final answer
    x = 5,741.06

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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.