Home / 4,688.54-7,034.42-1,767.68

Finding the Fourth Proportional to 4,688.54, 7,034.42 and 1,767.68

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Solution

The fourth proportional to 4,688.54, 7,034.42 and 1,767.68 is: 2,652.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.54 : 7,034.42 = 1,767.68 : x
  2. Step 2: Convert to fraction form
    4,688.54/7,034.42 = 1,767.68/x
  3. Step 3: Cross multiply
    4,688.54x = 7,034.42 × 1,767.68
  4. Step 4: Simplify right side
    4,688.54x = 12,434,568.37
  5. Step 5: Solve for x
    x = 12,434,568.37/4,688.54
  6. Step 6: Final answer
    x = 2,652.12

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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.