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Finding the Fourth Proportional to 5,071.87, 7,608.03 and 1,950.76

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Solution

The fourth proportional to 5,071.87, 7,608.03 and 1,950.76 is: 2,926.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.87 : 7,608.03 = 1,950.76 : x
  2. Step 2: Convert to fraction form
    5,071.87/7,608.03 = 1,950.76/x
  3. Step 3: Cross multiply
    5,071.87x = 7,608.03 × 1,950.76
  4. Step 4: Simplify right side
    5,071.87x = 14,841,421.40
  5. Step 5: Solve for x
    x = 14,841,421.40/5,071.87
  6. Step 6: Final answer
    x = 2,926.23

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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.