Home / 3,316-4,971.42-1,753.96

Finding the Fourth Proportional to 3,316, 4,971.42 and 1,753.96

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Solution

The fourth proportional to 3,316, 4,971.42 and 1,753.96 is: 2,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316 : 4,971.42 = 1,753.96 : x
  2. Step 2: Convert to fraction form
    3,316/4,971.42 = 1,753.96/x
  3. Step 3: Cross multiply
    3,316x = 4,971.42 × 1,753.96
  4. Step 4: Simplify right side
    3,316x = 8,719,671.82
  5. Step 5: Solve for x
    x = 8,719,671.82/3,316
  6. Step 6: Final answer
    x = 2,629.58

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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.