Home / 2,872.98-4,302.99-2,011.14

Finding the Fourth Proportional to 2,872.98, 4,302.99 and 2,011.14

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Solution

The fourth proportional to 2,872.98, 4,302.99 and 2,011.14 is: 3,012.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872.98 : 4,302.99 = 2,011.14 : x
  2. Step 2: Convert to fraction form
    2,872.98/4,302.99 = 2,011.14/x
  3. Step 3: Cross multiply
    2,872.98x = 4,302.99 × 2,011.14
  4. Step 4: Simplify right side
    2,872.98x = 8,653,915.31
  5. Step 5: Solve for x
    x = 8,653,915.31/2,872.98
  6. Step 6: Final answer
    x = 3,012.17

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1.5x scale

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.