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Finding the Fourth Proportional to 3,610.70, 5,064.70 and 3,610.70

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Solution

The fourth proportional to 3,610.70, 5,064.70 and 3,610.70 is: 5,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.70 : 5,064.70 = 3,610.70 : x
  2. Step 2: Convert to fraction form
    3,610.70/5,064.70 = 3,610.70/x
  3. Step 3: Cross multiply
    3,610.70x = 5,064.70 × 3,610.70
  4. Step 4: Simplify right side
    3,610.70x = 18,287,112.29
  5. Step 5: Solve for x
    x = 18,287,112.29/3,610.70
  6. Step 6: Final answer
    x = 5,064.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.