Home / 2,345.18-3,235.92-1,350.39

Finding the Fourth Proportional to 2,345.18, 3,235.92 and 1,350.39

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Solution

The fourth proportional to 2,345.18, 3,235.92 and 1,350.39 is: 1,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.18 : 3,235.92 = 1,350.39 : x
  2. Step 2: Convert to fraction form
    2,345.18/3,235.92 = 1,350.39/x
  3. Step 3: Cross multiply
    2,345.18x = 3,235.92 × 1,350.39
  4. Step 4: Simplify right side
    2,345.18x = 4,369,761.08
  5. Step 5: Solve for x
    x = 4,369,761.08/2,345.18
  6. Step 6: Final answer
    x = 1,863.30

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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.