Home / 2,358.66-3,254.81-1,310.73

Finding the Fourth Proportional to 2,358.66, 3,254.81 and 1,310.73

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Solution

The fourth proportional to 2,358.66, 3,254.81 and 1,310.73 is: 1,808.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.66 : 3,254.81 = 1,310.73 : x
  2. Step 2: Convert to fraction form
    2,358.66/3,254.81 = 1,310.73/x
  3. Step 3: Cross multiply
    2,358.66x = 3,254.81 × 1,310.73
  4. Step 4: Simplify right side
    2,358.66x = 4,266,170.56
  5. Step 5: Solve for x
    x = 4,266,170.56/2,358.66
  6. Step 6: Final answer
    x = 1,808.73

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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.