Home / 8,448.98-11,660.96-5,616.41

Finding the Fourth Proportional to 8,448.98, 11,660.96 and 5,616.41

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Solution

The fourth proportional to 8,448.98, 11,660.96 and 5,616.41 is: 7,751.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448.98 : 11,660.96 = 5,616.41 : x
  2. Step 2: Convert to fraction form
    8,448.98/11,660.96 = 5,616.41/x
  3. Step 3: Cross multiply
    8,448.98x = 11,660.96 × 5,616.41
  4. Step 4: Simplify right side
    8,448.98x = 65,492,688.09
  5. Step 5: Solve for x
    x = 65,492,688.09/8,448.98
  6. Step 6: Final answer
    x = 7,751.55

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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.