Home / 9,583.08-13,223.92-5,390.52

Finding the Fourth Proportional to 9,583.08, 13,223.92 and 5,390.52

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Solution

The fourth proportional to 9,583.08, 13,223.92 and 5,390.52 is: 7,438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,583.08 : 13,223.92 = 5,390.52 : x
  2. Step 2: Convert to fraction form
    9,583.08/13,223.92 = 5,390.52/x
  3. Step 3: Cross multiply
    9,583.08x = 13,223.92 × 5,390.52
  4. Step 4: Simplify right side
    9,583.08x = 71,283,805.24
  5. Step 5: Solve for x
    x = 71,283,805.24/9,583.08
  6. Step 6: Final answer
    x = 7,438.51

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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.