Home / 4,928.36-6,801.60-3,040.40

Finding the Fourth Proportional to 4,928.36, 6,801.60 and 3,040.40

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Solution

The fourth proportional to 4,928.36, 6,801.60 and 3,040.40 is: 4,196.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.36 : 6,801.60 = 3,040.40 : x
  2. Step 2: Convert to fraction form
    4,928.36/6,801.60 = 3,040.40/x
  3. Step 3: Cross multiply
    4,928.36x = 6,801.60 × 3,040.40
  4. Step 4: Simplify right side
    4,928.36x = 20,679,584.64
  5. Step 5: Solve for x
    x = 20,679,584.64/4,928.36
  6. Step 6: Final answer
    x = 4,196.04

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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.