Home / 2,351.67-3,246.12-1,357.35

Finding the Fourth Proportional to 2,351.67, 3,246.12 and 1,357.35

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Solution

The fourth proportional to 2,351.67, 3,246.12 and 1,357.35 is: 1,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.67 : 3,246.12 = 1,357.35 : x
  2. Step 2: Convert to fraction form
    2,351.67/3,246.12 = 1,357.35/x
  3. Step 3: Cross multiply
    2,351.67x = 3,246.12 × 1,357.35
  4. Step 4: Simplify right side
    2,351.67x = 4,406,120.98
  5. Step 5: Solve for x
    x = 4,406,120.98/2,351.67
  6. Step 6: Final answer
    x = 1,873.61

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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.