Home / 9,957.23-13,740.54-5,481.27

Finding the Fourth Proportional to 9,957.23, 13,740.54 and 5,481.27

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Solution

The fourth proportional to 9,957.23, 13,740.54 and 5,481.27 is: 7,563.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957.23 : 13,740.54 = 5,481.27 : x
  2. Step 2: Convert to fraction form
    9,957.23/13,740.54 = 5,481.27/x
  3. Step 3: Cross multiply
    9,957.23x = 13,740.54 × 5,481.27
  4. Step 4: Simplify right side
    9,957.23x = 75,315,589.13
  5. Step 5: Solve for x
    x = 75,315,589.13/9,957.23
  6. Step 6: Final answer
    x = 7,563.91

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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.