Home / 2,431.32-3,646.42-950.57

Finding the Fourth Proportional to 2,431.32, 3,646.42 and 950.57

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Solution

The fourth proportional to 2,431.32, 3,646.42 and 950.57 is: 1,425.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431.32 : 3,646.42 = 950.57 : x
  2. Step 2: Convert to fraction form
    2,431.32/3,646.42 = 950.57/x
  3. Step 3: Cross multiply
    2,431.32x = 3,646.42 × 950.57
  4. Step 4: Simplify right side
    2,431.32x = 3,466,187.76
  5. Step 5: Solve for x
    x = 3,466,187.76/2,431.32
  6. Step 6: Final answer
    x = 1,425.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.