Home / 4,261.65-5,882.90-2,865.21

Finding the Fourth Proportional to 4,261.65, 5,882.90 and 2,865.21

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Solution

The fourth proportional to 4,261.65, 5,882.90 and 2,865.21 is: 3,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.65 : 5,882.90 = 2,865.21 : x
  2. Step 2: Convert to fraction form
    4,261.65/5,882.90 = 2,865.21/x
  3. Step 3: Cross multiply
    4,261.65x = 5,882.90 × 2,865.21
  4. Step 4: Simplify right side
    4,261.65x = 16,855,758.62
  5. Step 5: Solve for x
    x = 16,855,758.62/4,261.65
  6. Step 6: Final answer
    x = 3,955.22

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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.