Home / 7,141.11-10,713.56-2,698.85

Finding the Fourth Proportional to 7,141.11, 10,713.56 and 2,698.85

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Solution

The fourth proportional to 7,141.11, 10,713.56 and 2,698.85 is: 4,048.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141.11 : 10,713.56 = 2,698.85 : x
  2. Step 2: Convert to fraction form
    7,141.11/10,713.56 = 2,698.85/x
  3. Step 3: Cross multiply
    7,141.11x = 10,713.56 × 2,698.85
  4. Step 4: Simplify right side
    7,141.11x = 28,914,224.34
  5. Step 5: Solve for x
    x = 28,914,224.34/7,141.11
  6. Step 6: Final answer
    x = 4,048.98

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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.