Home / 3,316.76-4,972.40-1,370.33

Finding the Fourth Proportional to 3,316.76, 4,972.40 and 1,370.33

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Solution

The fourth proportional to 3,316.76, 4,972.40 and 1,370.33 is: 2,054.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.76 : 4,972.40 = 1,370.33 : x
  2. Step 2: Convert to fraction form
    3,316.76/4,972.40 = 1,370.33/x
  3. Step 3: Cross multiply
    3,316.76x = 4,972.40 × 1,370.33
  4. Step 4: Simplify right side
    3,316.76x = 6,813,828.89
  5. Step 5: Solve for x
    x = 6,813,828.89/3,316.76
  6. Step 6: Final answer
    x = 2,054.36

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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.