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Finding the Fourth Proportional to 5,061.98, 7,610.99 and 4,416.81

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Solution

The fourth proportional to 5,061.98, 7,610.99 and 4,416.81 is: 6,640.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.98 : 7,610.99 = 4,416.81 : x
  2. Step 2: Convert to fraction form
    5,061.98/7,610.99 = 4,416.81/x
  3. Step 3: Cross multiply
    5,061.98x = 7,610.99 × 4,416.81
  4. Step 4: Simplify right side
    5,061.98x = 33,616,274.66
  5. Step 5: Solve for x
    x = 33,616,274.66/5,061.98
  6. Step 6: Final answer
    x = 6,640.94

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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.