Home / 6,887.25-10,299.33-5,133.44

Finding the Fourth Proportional to 6,887.25, 10,299.33 and 5,133.44

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Solution

The fourth proportional to 6,887.25, 10,299.33 and 5,133.44 is: 7,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.25 : 10,299.33 = 5,133.44 : x
  2. Step 2: Convert to fraction form
    6,887.25/10,299.33 = 5,133.44/x
  3. Step 3: Cross multiply
    6,887.25x = 10,299.33 × 5,133.44
  4. Step 4: Simplify right side
    6,887.25x = 52,871,018.34
  5. Step 5: Solve for x
    x = 52,871,018.34/6,887.25
  6. Step 6: Final answer
    x = 7,676.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.