Home / 5,086.05-7,630.24-1,966.08

Finding the Fourth Proportional to 5,086.05, 7,630.24 and 1,966.08

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Solution

The fourth proportional to 5,086.05, 7,630.24 and 1,966.08 is: 2,949.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.05 : 7,630.24 = 1,966.08 : x
  2. Step 2: Convert to fraction form
    5,086.05/7,630.24 = 1,966.08/x
  3. Step 3: Cross multiply
    5,086.05x = 7,630.24 × 1,966.08
  4. Step 4: Simplify right side
    5,086.05x = 15,001,673.71
  5. Step 5: Solve for x
    x = 15,001,673.71/5,086.05
  6. Step 6: Final answer
    x = 2,949.57

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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.