Home / 1,626.32-2,441.64-935.12

Finding the Fourth Proportional to 1,626.32, 2,441.64 and 935.12

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Solution

The fourth proportional to 1,626.32, 2,441.64 and 935.12 is: 1,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.32 : 2,441.64 = 935.12 : x
  2. Step 2: Convert to fraction form
    1,626.32/2,441.64 = 935.12/x
  3. Step 3: Cross multiply
    1,626.32x = 2,441.64 × 935.12
  4. Step 4: Simplify right side
    1,626.32x = 2,283,226.40
  5. Step 5: Solve for x
    x = 2,283,226.40/1,626.32
  6. Step 6: Final answer
    x = 1,403.92

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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.