Home / 8,028.02-11,078.70-4,884.14

Finding the Fourth Proportional to 8,028.02, 11,078.70 and 4,884.14

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Solution

The fourth proportional to 8,028.02, 11,078.70 and 4,884.14 is: 6,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.02 : 11,078.70 = 4,884.14 : x
  2. Step 2: Convert to fraction form
    8,028.02/11,078.70 = 4,884.14/x
  3. Step 3: Cross multiply
    8,028.02x = 11,078.70 × 4,884.14
  4. Step 4: Simplify right side
    8,028.02x = 54,109,921.82
  5. Step 5: Solve for x
    x = 54,109,921.82/8,028.02
  6. Step 6: Final answer
    x = 6,740.13

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Half scale
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Double scale
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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.