Home / 6,765.30-10,147.95-2,868.66

Finding the Fourth Proportional to 6,765.30, 10,147.95 and 2,868.66

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Solution

The fourth proportional to 6,765.30, 10,147.95 and 2,868.66 is: 4,302.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.30 : 10,147.95 = 2,868.66 : x
  2. Step 2: Convert to fraction form
    6,765.30/10,147.95 = 2,868.66/x
  3. Step 3: Cross multiply
    6,765.30x = 10,147.95 × 2,868.66
  4. Step 4: Simplify right side
    6,765.30x = 29,111,018.25
  5. Step 5: Solve for x
    x = 29,111,018.25/6,765.30
  6. Step 6: Final answer
    x = 4,302.99

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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.