Home / 2,711.67-3,733.76-2,312.44

Finding the Fourth Proportional to 2,711.67, 3,733.76 and 2,312.44

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Solution

The fourth proportional to 2,711.67, 3,733.76 and 2,312.44 is: 3,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.67 : 3,733.76 = 2,312.44 : x
  2. Step 2: Convert to fraction form
    2,711.67/3,733.76 = 2,312.44/x
  3. Step 3: Cross multiply
    2,711.67x = 3,733.76 × 2,312.44
  4. Step 4: Simplify right side
    2,711.67x = 8,634,095.97
  5. Step 5: Solve for x
    x = 8,634,095.97/2,711.67
  6. Step 6: Final answer
    x = 3,184.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.