Home / 9,585.68-13,227.91-5,393.12

Finding the Fourth Proportional to 9,585.68, 13,227.91 and 5,393.12

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Solution

The fourth proportional to 9,585.68, 13,227.91 and 5,393.12 is: 7,442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,585.68 : 13,227.91 = 5,393.12 : x
  2. Step 2: Convert to fraction form
    9,585.68/13,227.91 = 5,393.12/x
  3. Step 3: Cross multiply
    9,585.68x = 13,227.91 × 5,393.12
  4. Step 4: Simplify right side
    9,585.68x = 71,339,626.36
  5. Step 5: Solve for x
    x = 71,339,626.36/9,585.68
  6. Step 6: Final answer
    x = 7,442.32

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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.