Home / 4,899.76-6,759.41-2,909.18

Finding the Fourth Proportional to 4,899.76, 6,759.41 and 2,909.18

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Solution

The fourth proportional to 4,899.76, 6,759.41 and 2,909.18 is: 4,013.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.76 : 6,759.41 = 2,909.18 : x
  2. Step 2: Convert to fraction form
    4,899.76/6,759.41 = 2,909.18/x
  3. Step 3: Cross multiply
    4,899.76x = 6,759.41 × 2,909.18
  4. Step 4: Simplify right side
    4,899.76x = 19,664,342.74
  5. Step 5: Solve for x
    x = 19,664,342.74/4,899.76
  6. Step 6: Final answer
    x = 4,013.33

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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.