Home / 6,240.19-9,359.23-3,422.05

Finding the Fourth Proportional to 6,240.19, 9,359.23 and 3,422.05

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Solution

The fourth proportional to 6,240.19, 9,359.23 and 3,422.05 is: 5,132.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.19 : 9,359.23 = 3,422.05 : x
  2. Step 2: Convert to fraction form
    6,240.19/9,359.23 = 3,422.05/x
  3. Step 3: Cross multiply
    6,240.19x = 9,359.23 × 3,422.05
  4. Step 4: Simplify right side
    6,240.19x = 32,027,753.02
  5. Step 5: Solve for x
    x = 32,027,753.02/6,240.19
  6. Step 6: Final answer
    x = 5,132.50

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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.