Home / 3,368.16-5,053.45-1,177.21

Finding the Fourth Proportional to 3,368.16, 5,053.45 and 1,177.21

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Solution

The fourth proportional to 3,368.16, 5,053.45 and 1,177.21 is: 1,766.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.16 : 5,053.45 = 1,177.21 : x
  2. Step 2: Convert to fraction form
    3,368.16/5,053.45 = 1,177.21/x
  3. Step 3: Cross multiply
    3,368.16x = 5,053.45 × 1,177.21
  4. Step 4: Simplify right side
    3,368.16x = 5,948,971.87
  5. Step 5: Solve for x
    x = 5,948,971.87/3,368.16
  6. Step 6: Final answer
    x = 1,766.24

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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.