Home / 2,871.07-4,307.11-1,484.02

Finding the Fourth Proportional to 2,871.07, 4,307.11 and 1,484.02

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Solution

The fourth proportional to 2,871.07, 4,307.11 and 1,484.02 is: 2,226.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871.07 : 4,307.11 = 1,484.02 : x
  2. Step 2: Convert to fraction form
    2,871.07/4,307.11 = 1,484.02/x
  3. Step 3: Cross multiply
    2,871.07x = 4,307.11 × 1,484.02
  4. Step 4: Simplify right side
    2,871.07x = 6,391,822.90
  5. Step 5: Solve for x
    x = 6,391,822.90/2,871.07
  6. Step 6: Final answer
    x = 2,226.29

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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.