Home / 2,872.62-4,316.14-1,833.10

Finding the Fourth Proportional to 2,872.62, 4,316.14 and 1,833.10

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Solution

The fourth proportional to 2,872.62, 4,316.14 and 1,833.10 is: 2,754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872.62 : 4,316.14 = 1,833.10 : x
  2. Step 2: Convert to fraction form
    2,872.62/4,316.14 = 1,833.10/x
  3. Step 3: Cross multiply
    2,872.62x = 4,316.14 × 1,833.10
  4. Step 4: Simplify right side
    2,872.62x = 7,911,916.23
  5. Step 5: Solve for x
    x = 7,911,916.23/2,872.62
  6. Step 6: Final answer
    x = 2,754.25

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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.