Home / 6,742.40-10,112.94-2,359.62

Finding the Fourth Proportional to 6,742.40, 10,112.94 and 2,359.62

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Solution

The fourth proportional to 6,742.40, 10,112.94 and 2,359.62 is: 3,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.40 : 10,112.94 = 2,359.62 : x
  2. Step 2: Convert to fraction form
    6,742.40/10,112.94 = 2,359.62/x
  3. Step 3: Cross multiply
    6,742.40x = 10,112.94 × 2,359.62
  4. Step 4: Simplify right side
    6,742.40x = 23,862,695.48
  5. Step 5: Solve for x
    x = 23,862,695.48/6,742.40
  6. Step 6: Final answer
    x = 3,539.20

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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.