Home / 9,582.95-13,224.33-5,391.20

Finding the Fourth Proportional to 9,582.95, 13,224.33 and 5,391.20

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Solution

The fourth proportional to 9,582.95, 13,224.33 and 5,391.20 is: 7,439.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,582.95 : 13,224.33 = 5,391.20 : x
  2. Step 2: Convert to fraction form
    9,582.95/13,224.33 = 5,391.20/x
  3. Step 3: Cross multiply
    9,582.95x = 13,224.33 × 5,391.20
  4. Step 4: Simplify right side
    9,582.95x = 71,295,007.90
  5. Step 5: Solve for x
    x = 71,295,007.90/9,582.95
  6. Step 6: Final answer
    x = 7,439.78

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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.