Home / 2,895.77-3,996.11-1,569.46

Finding the Fourth Proportional to 2,895.77, 3,996.11 and 1,569.46

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Solution

The fourth proportional to 2,895.77, 3,996.11 and 1,569.46 is: 2,165.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.77 : 3,996.11 = 1,569.46 : x
  2. Step 2: Convert to fraction form
    2,895.77/3,996.11 = 1,569.46/x
  3. Step 3: Cross multiply
    2,895.77x = 3,996.11 × 1,569.46
  4. Step 4: Simplify right side
    2,895.77x = 6,271,720.89
  5. Step 5: Solve for x
    x = 6,271,720.89/2,895.77
  6. Step 6: Final answer
    x = 2,165.83

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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.