Home / 2,865.65-4,317.99-2,357.04

Finding the Fourth Proportional to 2,865.65, 4,317.99 and 2,357.04

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Solution

The fourth proportional to 2,865.65, 4,317.99 and 2,357.04 is: 3,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.65 : 4,317.99 = 2,357.04 : x
  2. Step 2: Convert to fraction form
    2,865.65/4,317.99 = 2,357.04/x
  3. Step 3: Cross multiply
    2,865.65x = 4,317.99 × 2,357.04
  4. Step 4: Simplify right side
    2,865.65x = 10,177,675.15
  5. Step 5: Solve for x
    x = 10,177,675.15/2,865.65
  6. Step 6: Final answer
    x = 3,551.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.