Home / 6,061.07-9,091.80-1,678.56

Finding the Fourth Proportional to 6,061.07, 9,091.80 and 1,678.56

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Solution

The fourth proportional to 6,061.07, 9,091.80 and 1,678.56 is: 2,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,061.07 : 9,091.80 = 1,678.56 : x
  2. Step 2: Convert to fraction form
    6,061.07/9,091.80 = 1,678.56/x
  3. Step 3: Cross multiply
    6,061.07x = 9,091.80 × 1,678.56
  4. Step 4: Simplify right side
    6,061.07x = 15,261,131.81
  5. Step 5: Solve for x
    x = 15,261,131.81/6,061.07
  6. Step 6: Final answer
    x = 2,517.90

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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.