Home / 5,104.65-7,043.85-2,866.22

Finding the Fourth Proportional to 5,104.65, 7,043.85 and 2,866.22

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Solution

The fourth proportional to 5,104.65, 7,043.85 and 2,866.22 is: 3,955.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.65 : 7,043.85 = 2,866.22 : x
  2. Step 2: Convert to fraction form
    5,104.65/7,043.85 = 2,866.22/x
  3. Step 3: Cross multiply
    5,104.65x = 7,043.85 × 2,866.22
  4. Step 4: Simplify right side
    5,104.65x = 20,189,188.53
  5. Step 5: Solve for x
    x = 20,189,188.53/5,104.65
  6. Step 6: Final answer
    x = 3,955.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.