Home / 9,585.28-13,227.60-5,393.44

Finding the Fourth Proportional to 9,585.28, 13,227.60 and 5,393.44

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Solution

The fourth proportional to 9,585.28, 13,227.60 and 5,393.44 is: 7,442.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,585.28 : 13,227.60 = 5,393.44 : x
  2. Step 2: Convert to fraction form
    9,585.28/13,227.60 = 5,393.44/x
  3. Step 3: Cross multiply
    9,585.28x = 13,227.60 × 5,393.44
  4. Step 4: Simplify right side
    9,585.28x = 71,342,266.94
  5. Step 5: Solve for x
    x = 71,342,266.94/9,585.28
  6. Step 6: Final answer
    x = 7,442.90

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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.