Home / 4,299.88-6,449.10-1,959.16

Finding the Fourth Proportional to 4,299.88, 6,449.10 and 1,959.16

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Solution

The fourth proportional to 4,299.88, 6,449.10 and 1,959.16 is: 2,938.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.88 : 6,449.10 = 1,959.16 : x
  2. Step 2: Convert to fraction form
    4,299.88/6,449.10 = 1,959.16/x
  3. Step 3: Cross multiply
    4,299.88x = 6,449.10 × 1,959.16
  4. Step 4: Simplify right side
    4,299.88x = 12,634,818.76
  5. Step 5: Solve for x
    x = 12,634,818.76/4,299.88
  6. Step 6: Final answer
    x = 2,938.41

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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.