Home / 4,639.20-6,959.57-2,299.32

Finding the Fourth Proportional to 4,639.20, 6,959.57 and 2,299.32

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Solution

The fourth proportional to 4,639.20, 6,959.57 and 2,299.32 is: 3,449.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.20 : 6,959.57 = 2,299.32 : x
  2. Step 2: Convert to fraction form
    4,639.20/6,959.57 = 2,299.32/x
  3. Step 3: Cross multiply
    4,639.20x = 6,959.57 × 2,299.32
  4. Step 4: Simplify right side
    4,639.20x = 16,002,278.49
  5. Step 5: Solve for x
    x = 16,002,278.49/4,639.20
  6. Step 6: Final answer
    x = 3,449.36

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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.