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Finding the Fourth Proportional to 4,870, 7,306.32 and 1,950.37

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Solution

The fourth proportional to 4,870, 7,306.32 and 1,950.37 is: 2,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870 : 7,306.32 = 1,950.37 : x
  2. Step 2: Convert to fraction form
    4,870/7,306.32 = 1,950.37/x
  3. Step 3: Cross multiply
    4,870x = 7,306.32 × 1,950.37
  4. Step 4: Simplify right side
    4,870x = 14,250,027.34
  5. Step 5: Solve for x
    x = 14,250,027.34/4,870
  6. Step 6: Final answer
    x = 2,926.08

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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.