Home / 9,959.05-14,938.58-5,519.44

Finding the Fourth Proportional to 9,959.05, 14,938.58 and 5,519.44

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Solution

The fourth proportional to 9,959.05, 14,938.58 and 5,519.44 is: 8,279.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.05 : 14,938.58 = 5,519.44 : x
  2. Step 2: Convert to fraction form
    9,959.05/14,938.58 = 5,519.44/x
  3. Step 3: Cross multiply
    9,959.05x = 14,938.58 × 5,519.44
  4. Step 4: Simplify right side
    9,959.05x = 82,452,597.42
  5. Step 5: Solve for x
    x = 82,452,597.42/9,959.05
  6. Step 6: Final answer
    x = 8,279.16

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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.