Home / 9,403.44-12,976.26-5,154.24

Finding the Fourth Proportional to 9,403.44, 12,976.26 and 5,154.24

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Solution

The fourth proportional to 9,403.44, 12,976.26 and 5,154.24 is: 7,112.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.44 : 12,976.26 = 5,154.24 : x
  2. Step 2: Convert to fraction form
    9,403.44/12,976.26 = 5,154.24/x
  3. Step 3: Cross multiply
    9,403.44x = 12,976.26 × 5,154.24
  4. Step 4: Simplify right side
    9,403.44x = 66,882,758.34
  5. Step 5: Solve for x
    x = 66,882,758.34/9,403.44
  6. Step 6: Final answer
    x = 7,112.58

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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.