Home / 6,061.28-9,091.91-1,678.37

Finding the Fourth Proportional to 6,061.28, 9,091.91 and 1,678.37

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Solution

The fourth proportional to 6,061.28, 9,091.91 and 1,678.37 is: 2,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,061.28 : 9,091.91 = 1,678.37 : x
  2. Step 2: Convert to fraction form
    6,061.28/9,091.91 = 1,678.37/x
  3. Step 3: Cross multiply
    6,061.28x = 9,091.91 × 1,678.37
  4. Step 4: Simplify right side
    6,061.28x = 15,259,547.72
  5. Step 5: Solve for x
    x = 15,259,547.72/6,061.28
  6. Step 6: Final answer
    x = 2,517.55

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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.