Home / 2,862.15-4,298.70-2,375.28

Finding the Fourth Proportional to 2,862.15, 4,298.70 and 2,375.28

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Solution

The fourth proportional to 2,862.15, 4,298.70 and 2,375.28 is: 3,567.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.15 : 4,298.70 = 2,375.28 : x
  2. Step 2: Convert to fraction form
    2,862.15/4,298.70 = 2,375.28/x
  3. Step 3: Cross multiply
    2,862.15x = 4,298.70 × 2,375.28
  4. Step 4: Simplify right side
    2,862.15x = 10,210,616.14
  5. Step 5: Solve for x
    x = 10,210,616.14/2,862.15
  6. Step 6: Final answer
    x = 3,567.46

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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.