Home / 4,844.40-6,684.72-2,854.80

Finding the Fourth Proportional to 4,844.40, 6,684.72 and 2,854.80

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Solution

The fourth proportional to 4,844.40, 6,684.72 and 2,854.80 is: 3,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,844.40 : 6,684.72 = 2,854.80 : x
  2. Step 2: Convert to fraction form
    4,844.40/6,684.72 = 2,854.80/x
  3. Step 3: Cross multiply
    4,844.40x = 6,684.72 × 2,854.80
  4. Step 4: Simplify right side
    4,844.40x = 19,083,538.66
  5. Step 5: Solve for x
    x = 19,083,538.66/4,844.40
  6. Step 6: Final answer
    x = 3,939.30

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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.