Home / 2,345.30-3,236.03-1,350.32

Finding the Fourth Proportional to 2,345.30, 3,236.03 and 1,350.32

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Solution

The fourth proportional to 2,345.30, 3,236.03 and 1,350.32 is: 1,863.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.30 : 3,236.03 = 1,350.32 : x
  2. Step 2: Convert to fraction form
    2,345.30/3,236.03 = 1,350.32/x
  3. Step 3: Cross multiply
    2,345.30x = 3,236.03 × 1,350.32
  4. Step 4: Simplify right side
    2,345.30x = 4,369,659.85
  5. Step 5: Solve for x
    x = 4,369,659.85/2,345.30
  6. Step 6: Final answer
    x = 1,863.16

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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.