Home / 9,448.92-13,039.44-5,257.20

Finding the Fourth Proportional to 9,448.92, 13,039.44 and 5,257.20

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Solution

The fourth proportional to 9,448.92, 13,039.44 and 5,257.20 is: 7,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,448.92 : 13,039.44 = 5,257.20 : x
  2. Step 2: Convert to fraction form
    9,448.92/13,039.44 = 5,257.20/x
  3. Step 3: Cross multiply
    9,448.92x = 13,039.44 × 5,257.20
  4. Step 4: Simplify right side
    9,448.92x = 68,550,943.97
  5. Step 5: Solve for x
    x = 68,550,943.97/9,448.92
  6. Step 6: Final answer
    x = 7,254.90

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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.