Home / 4,947.28-6,813.48-3,824.08

Finding the Fourth Proportional to 4,947.28, 6,813.48 and 3,824.08

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Solution

The fourth proportional to 4,947.28, 6,813.48 and 3,824.08 is: 5,266.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.28 : 6,813.48 = 3,824.08 : x
  2. Step 2: Convert to fraction form
    4,947.28/6,813.48 = 3,824.08/x
  3. Step 3: Cross multiply
    4,947.28x = 6,813.48 × 3,824.08
  4. Step 4: Simplify right side
    4,947.28x = 26,055,292.60
  5. Step 5: Solve for x
    x = 26,055,292.60/4,947.28
  6. Step 6: Final answer
    x = 5,266.59

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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.