Home / 2,864.10-4,297.95-2,729.28

Finding the Fourth Proportional to 2,864.10, 4,297.95 and 2,729.28

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Solution

The fourth proportional to 2,864.10, 4,297.95 and 2,729.28 is: 4,095.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.10 : 4,297.95 = 2,729.28 : x
  2. Step 2: Convert to fraction form
    2,864.10/4,297.95 = 2,729.28/x
  3. Step 3: Cross multiply
    2,864.10x = 4,297.95 × 2,729.28
  4. Step 4: Simplify right side
    2,864.10x = 11,730,308.98
  5. Step 5: Solve for x
    x = 11,730,308.98/2,864.10
  6. Step 6: Final answer
    x = 4,095.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.