Home / 8,266.94-11,408.65-5,079.18

Finding the Fourth Proportional to 8,266.94, 11,408.65 and 5,079.18

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Solution

The fourth proportional to 8,266.94, 11,408.65 and 5,079.18 is: 7,009.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.94 : 11,408.65 = 5,079.18 : x
  2. Step 2: Convert to fraction form
    8,266.94/11,408.65 = 5,079.18/x
  3. Step 3: Cross multiply
    8,266.94x = 11,408.65 × 5,079.18
  4. Step 4: Simplify right side
    8,266.94x = 57,946,616.99
  5. Step 5: Solve for x
    x = 57,946,616.99/8,266.94
  6. Step 6: Final answer
    x = 7,009.44

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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.