Home / 2,895.53-3,995.85-1,569.23

Finding the Fourth Proportional to 2,895.53, 3,995.85 and 1,569.23

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Solution

The fourth proportional to 2,895.53, 3,995.85 and 1,569.23 is: 2,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.53 : 3,995.85 = 1,569.23 : x
  2. Step 2: Convert to fraction form
    2,895.53/3,995.85 = 1,569.23/x
  3. Step 3: Cross multiply
    2,895.53x = 3,995.85 × 1,569.23
  4. Step 4: Simplify right side
    2,895.53x = 6,270,404.31
  5. Step 5: Solve for x
    x = 6,270,404.31/2,895.53
  6. Step 6: Final answer
    x = 2,165.55

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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.