Home / 6,807.28-9,396.40-4,293.60

Finding the Fourth Proportional to 6,807.28, 9,396.40 and 4,293.60

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Solution

The fourth proportional to 6,807.28, 9,396.40 and 4,293.60 is: 5,926.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807.28 : 9,396.40 = 4,293.60 : x
  2. Step 2: Convert to fraction form
    6,807.28/9,396.40 = 4,293.60/x
  3. Step 3: Cross multiply
    6,807.28x = 9,396.40 × 4,293.60
  4. Step 4: Simplify right side
    6,807.28x = 40,344,383.04
  5. Step 5: Solve for x
    x = 40,344,383.04/6,807.28
  6. Step 6: Final answer
    x = 5,926.65

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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.