Home / 2,868.15-4,302.32-1,019.24

Finding the Fourth Proportional to 2,868.15, 4,302.32 and 1,019.24

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Solution

The fourth proportional to 2,868.15, 4,302.32 and 1,019.24 is: 1,528.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.15 : 4,302.32 = 1,019.24 : x
  2. Step 2: Convert to fraction form
    2,868.15/4,302.32 = 1,019.24/x
  3. Step 3: Cross multiply
    2,868.15x = 4,302.32 × 1,019.24
  4. Step 4: Simplify right side
    2,868.15x = 4,385,070.03
  5. Step 5: Solve for x
    x = 4,385,070.03/2,868.15
  6. Step 6: Final answer
    x = 1,528.88

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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.