Home / 3,316.30-4,975.53-1,237.42

Finding the Fourth Proportional to 3,316.30, 4,975.53 and 1,237.42

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Solution

The fourth proportional to 3,316.30, 4,975.53 and 1,237.42 is: 1,856.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.30 : 4,975.53 = 1,237.42 : x
  2. Step 2: Convert to fraction form
    3,316.30/4,975.53 = 1,237.42/x
  3. Step 3: Cross multiply
    3,316.30x = 4,975.53 × 1,237.42
  4. Step 4: Simplify right side
    3,316.30x = 6,156,820.33
  5. Step 5: Solve for x
    x = 6,156,820.33/3,316.30
  6. Step 6: Final answer
    x = 1,856.53

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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.