Home / 4,901.72-6,765.66-3,040.28

Finding the Fourth Proportional to 4,901.72, 6,765.66 and 3,040.28

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Solution

The fourth proportional to 4,901.72, 6,765.66 and 3,040.28 is: 4,196.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.72 : 6,765.66 = 3,040.28 : x
  2. Step 2: Convert to fraction form
    4,901.72/6,765.66 = 3,040.28/x
  3. Step 3: Cross multiply
    4,901.72x = 6,765.66 × 3,040.28
  4. Step 4: Simplify right side
    4,901.72x = 20,569,500.78
  5. Step 5: Solve for x
    x = 20,569,500.78/4,901.72
  6. Step 6: Final answer
    x = 4,196.38

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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.