Home / 4,899.34-6,760.90-2,909.85

Finding the Fourth Proportional to 4,899.34, 6,760.90 and 2,909.85

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Solution

The fourth proportional to 4,899.34, 6,760.90 and 2,909.85 is: 4,015.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.34 : 6,760.90 = 2,909.85 : x
  2. Step 2: Convert to fraction form
    4,899.34/6,760.90 = 2,909.85/x
  3. Step 3: Cross multiply
    4,899.34x = 6,760.90 × 2,909.85
  4. Step 4: Simplify right side
    4,899.34x = 19,673,204.87
  5. Step 5: Solve for x
    x = 19,673,204.87/4,899.34
  6. Step 6: Final answer
    x = 4,015.48

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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.