Home / 4,691.54-7,038.92-1,770.68

Finding the Fourth Proportional to 4,691.54, 7,038.92 and 1,770.68

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Solution

The fourth proportional to 4,691.54, 7,038.92 and 1,770.68 is: 2,656.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.54 : 7,038.92 = 1,770.68 : x
  2. Step 2: Convert to fraction form
    4,691.54/7,038.92 = 1,770.68/x
  3. Step 3: Cross multiply
    4,691.54x = 7,038.92 × 1,770.68
  4. Step 4: Simplify right side
    4,691.54x = 12,463,674.87
  5. Step 5: Solve for x
    x = 12,463,674.87/4,691.54
  6. Step 6: Final answer
    x = 2,656.63

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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.