Home / 2,345.42-3,236.92-1,350.74

Finding the Fourth Proportional to 2,345.42, 3,236.92 and 1,350.74

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Solution

The fourth proportional to 2,345.42, 3,236.92 and 1,350.74 is: 1,864.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.42 : 3,236.92 = 1,350.74 : x
  2. Step 2: Convert to fraction form
    2,345.42/3,236.92 = 1,350.74/x
  3. Step 3: Cross multiply
    2,345.42x = 3,236.92 × 1,350.74
  4. Step 4: Simplify right side
    2,345.42x = 4,372,237.32
  5. Step 5: Solve for x
    x = 4,372,237.32/2,345.42
  6. Step 6: Final answer
    x = 1,864.16

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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.