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Finding the Fourth Proportional to 6,765.66, 10,146.06 and 2,868.75

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Solution

The fourth proportional to 6,765.66, 10,146.06 and 2,868.75 is: 4,302.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.66 : 10,146.06 = 2,868.75 : x
  2. Step 2: Convert to fraction form
    6,765.66/10,146.06 = 2,868.75/x
  3. Step 3: Cross multiply
    6,765.66x = 10,146.06 × 2,868.75
  4. Step 4: Simplify right side
    6,765.66x = 29,106,509.63
  5. Step 5: Solve for x
    x = 29,106,509.63/6,765.66
  6. Step 6: Final answer
    x = 4,302.09

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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.