Home / 10,044.28-15,066.22-3,118.76

Finding the Fourth Proportional to 10,044.28, 15,066.22 and 3,118.76

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Solution

The fourth proportional to 10,044.28, 15,066.22 and 3,118.76 is: 4,678.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,044.28 : 15,066.22 = 3,118.76 : x
  2. Step 2: Convert to fraction form
    10,044.28/15,066.22 = 3,118.76/x
  3. Step 3: Cross multiply
    10,044.28x = 15,066.22 × 3,118.76
  4. Step 4: Simplify right side
    10,044.28x = 46,987,924.29
  5. Step 5: Solve for x
    x = 46,987,924.29/10,044.28
  6. Step 6: Final answer
    x = 4,678.08

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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.