Home / 4,070.85-6,111.93-2,097.90

Finding the Fourth Proportional to 4,070.85, 6,111.93 and 2,097.90

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Solution

The fourth proportional to 4,070.85, 6,111.93 and 2,097.90 is: 3,149.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.85 : 6,111.93 = 2,097.90 : x
  2. Step 2: Convert to fraction form
    4,070.85/6,111.93 = 2,097.90/x
  3. Step 3: Cross multiply
    4,070.85x = 6,111.93 × 2,097.90
  4. Step 4: Simplify right side
    4,070.85x = 12,822,217.95
  5. Step 5: Solve for x
    x = 12,822,217.95/4,070.85
  6. Step 6: Final answer
    x = 3,149.76

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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.