Home / 9,957.27-13,741.40-5,481.21

Finding the Fourth Proportional to 9,957.27, 13,741.40 and 5,481.21

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Solution

The fourth proportional to 9,957.27, 13,741.40 and 5,481.21 is: 7,564.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957.27 : 13,741.40 = 5,481.21 : x
  2. Step 2: Convert to fraction form
    9,957.27/13,741.40 = 5,481.21/x
  3. Step 3: Cross multiply
    9,957.27x = 13,741.40 × 5,481.21
  4. Step 4: Simplify right side
    9,957.27x = 75,319,492.24
  5. Step 5: Solve for x
    x = 75,319,492.24/9,957.27
  6. Step 6: Final answer
    x = 7,564.27

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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.