Home / 4,899.25-6,756.36-3,778.41

Finding the Fourth Proportional to 4,899.25, 6,756.36 and 3,778.41

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Solution

The fourth proportional to 4,899.25, 6,756.36 and 3,778.41 is: 5,210.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.25 : 6,756.36 = 3,778.41 : x
  2. Step 2: Convert to fraction form
    4,899.25/6,756.36 = 3,778.41/x
  3. Step 3: Cross multiply
    4,899.25x = 6,756.36 × 3,778.41
  4. Step 4: Simplify right side
    4,899.25x = 25,528,330.61
  5. Step 5: Solve for x
    x = 25,528,330.61/4,899.25
  6. Step 6: Final answer
    x = 5,210.66

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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.