Home / 3,267.90-4,507.91-2,070.69

Finding the Fourth Proportional to 3,267.90, 4,507.91 and 2,070.69

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Solution

The fourth proportional to 3,267.90, 4,507.91 and 2,070.69 is: 2,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.90 : 4,507.91 = 2,070.69 : x
  2. Step 2: Convert to fraction form
    3,267.90/4,507.91 = 2,070.69/x
  3. Step 3: Cross multiply
    3,267.90x = 4,507.91 × 2,070.69
  4. Step 4: Simplify right side
    3,267.90x = 9,334,473.80
  5. Step 5: Solve for x
    x = 9,334,473.80/3,267.90
  6. Step 6: Final answer
    x = 2,856.41

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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.