Home / 8,070.38-12,106.02-2,876.25

Finding the Fourth Proportional to 8,070.38, 12,106.02 and 2,876.25

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Solution

The fourth proportional to 8,070.38, 12,106.02 and 2,876.25 is: 4,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.38 : 12,106.02 = 2,876.25 : x
  2. Step 2: Convert to fraction form
    8,070.38/12,106.02 = 2,876.25/x
  3. Step 3: Cross multiply
    8,070.38x = 12,106.02 × 2,876.25
  4. Step 4: Simplify right side
    8,070.38x = 34,819,940.03
  5. Step 5: Solve for x
    x = 34,819,940.03/8,070.38
  6. Step 6: Final answer
    x = 4,314.54

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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.