Home / 8,360.73-11,532.78-5,528.16

Finding the Fourth Proportional to 8,360.73, 11,532.78 and 5,528.16

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Solution

The fourth proportional to 8,360.73, 11,532.78 and 5,528.16 is: 7,625.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.73 : 11,532.78 = 5,528.16 : x
  2. Step 2: Convert to fraction form
    8,360.73/11,532.78 = 5,528.16/x
  3. Step 3: Cross multiply
    8,360.73x = 11,532.78 × 5,528.16
  4. Step 4: Simplify right side
    8,360.73x = 63,755,053.08
  5. Step 5: Solve for x
    x = 63,755,053.08/8,360.73
  6. Step 6: Final answer
    x = 7,625.54

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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.