Home / 10,080.44-15,126.12-4,886.31

Finding the Fourth Proportional to 10,080.44, 15,126.12 and 4,886.31

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Solution

The fourth proportional to 10,080.44, 15,126.12 and 4,886.31 is: 7,332.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080.44 : 15,126.12 = 4,886.31 : x
  2. Step 2: Convert to fraction form
    10,080.44/15,126.12 = 4,886.31/x
  3. Step 3: Cross multiply
    10,080.44x = 15,126.12 × 4,886.31
  4. Step 4: Simplify right side
    10,080.44x = 73,910,911.42
  5. Step 5: Solve for x
    x = 73,910,911.42/10,080.44
  6. Step 6: Final answer
    x = 7,332.11

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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.