Home / 3,055.14-4,216.11-1,657.89

Finding the Fourth Proportional to 3,055.14, 4,216.11 and 1,657.89

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Solution

The fourth proportional to 3,055.14, 4,216.11 and 1,657.89 is: 2,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.14 : 4,216.11 = 1,657.89 : x
  2. Step 2: Convert to fraction form
    3,055.14/4,216.11 = 1,657.89/x
  3. Step 3: Cross multiply
    3,055.14x = 4,216.11 × 1,657.89
  4. Step 4: Simplify right side
    3,055.14x = 6,989,846.61
  5. Step 5: Solve for x
    x = 6,989,846.61/3,055.14
  6. Step 6: Final answer
    x = 2,287.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.