Home / 2,340.56-3,230.07-1,346.15

Finding the Fourth Proportional to 2,340.56, 3,230.07 and 1,346.15

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Solution

The fourth proportional to 2,340.56, 3,230.07 and 1,346.15 is: 1,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.56 : 3,230.07 = 1,346.15 : x
  2. Step 2: Convert to fraction form
    2,340.56/3,230.07 = 1,346.15/x
  3. Step 3: Cross multiply
    2,340.56x = 3,230.07 × 1,346.15
  4. Step 4: Simplify right side
    2,340.56x = 4,348,158.73
  5. Step 5: Solve for x
    x = 4,348,158.73/2,340.56
  6. Step 6: Final answer
    x = 1,857.74

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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.