Home / 3,414.65-4,711.05-2,070.67

Finding the Fourth Proportional to 3,414.65, 4,711.05 and 2,070.67

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Solution

The fourth proportional to 3,414.65, 4,711.05 and 2,070.67 is: 2,856.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.65 : 4,711.05 = 2,070.67 : x
  2. Step 2: Convert to fraction form
    3,414.65/4,711.05 = 2,070.67/x
  3. Step 3: Cross multiply
    3,414.65x = 4,711.05 × 2,070.67
  4. Step 4: Simplify right side
    3,414.65x = 9,755,029.90
  5. Step 5: Solve for x
    x = 9,755,029.90/3,414.65
  6. Step 6: Final answer
    x = 2,856.82

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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.