Home / 5,005.25-6,906.95-2,767.00

Finding the Fourth Proportional to 5,005.25, 6,906.95 and 2,767.00

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Solution

The fourth proportional to 5,005.25, 6,906.95 and 2,767.00 is: 3,818.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.25 : 6,906.95 = 2,767.00 : x
  2. Step 2: Convert to fraction form
    5,005.25/6,906.95 = 2,767.00/x
  3. Step 3: Cross multiply
    5,005.25x = 6,906.95 × 2,767.00
  4. Step 4: Simplify right side
    5,005.25x = 19,111,489.20
  5. Step 5: Solve for x
    x = 19,111,489.20/5,005.25
  6. Step 6: Final answer
    x = 3,818.29

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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.