Home / 2,345.64-3,236.26-1,350.55

Finding the Fourth Proportional to 2,345.64, 3,236.26 and 1,350.55

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Solution

The fourth proportional to 2,345.64, 3,236.26 and 1,350.55 is: 1,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.64 : 3,236.26 = 1,350.55 : x
  2. Step 2: Convert to fraction form
    2,345.64/3,236.26 = 1,350.55/x
  3. Step 3: Cross multiply
    2,345.64x = 3,236.26 × 1,350.55
  4. Step 4: Simplify right side
    2,345.64x = 4,370,730.94
  5. Step 5: Solve for x
    x = 4,370,730.94/2,345.64
  6. Step 6: Final answer
    x = 1,863.34

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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.