Home / 5,071.71-7,607.56-2,110.09

Finding the Fourth Proportional to 5,071.71, 7,607.56 and 2,110.09

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Solution

The fourth proportional to 5,071.71, 7,607.56 and 2,110.09 is: 3,165.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.71 : 7,607.56 = 2,110.09 : x
  2. Step 2: Convert to fraction form
    5,071.71/7,607.56 = 2,110.09/x
  3. Step 3: Cross multiply
    5,071.71x = 7,607.56 × 2,110.09
  4. Step 4: Simplify right side
    5,071.71x = 16,052,625.73
  5. Step 5: Solve for x
    x = 16,052,625.73/5,071.71
  6. Step 6: Final answer
    x = 3,165.13

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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.