Home / 3,319.14-4,980.45-1,471.53

Finding the Fourth Proportional to 3,319.14, 4,980.45 and 1,471.53

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Solution

The fourth proportional to 3,319.14, 4,980.45 and 1,471.53 is: 2,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.14 : 4,980.45 = 1,471.53 : x
  2. Step 2: Convert to fraction form
    3,319.14/4,980.45 = 1,471.53/x
  3. Step 3: Cross multiply
    3,319.14x = 4,980.45 × 1,471.53
  4. Step 4: Simplify right side
    3,319.14x = 7,328,881.59
  5. Step 5: Solve for x
    x = 7,328,881.59/3,319.14
  6. Step 6: Final answer
    x = 2,208.07

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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.