Home / 5,193.36-7,167.64-3,177.96

Finding the Fourth Proportional to 5,193.36, 7,167.64 and 3,177.96

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Solution

The fourth proportional to 5,193.36, 7,167.64 and 3,177.96 is: 4,386.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.36 : 7,167.64 = 3,177.96 : x
  2. Step 2: Convert to fraction form
    5,193.36/7,167.64 = 3,177.96/x
  3. Step 3: Cross multiply
    5,193.36x = 7,167.64 × 3,177.96
  4. Step 4: Simplify right side
    5,193.36x = 22,778,473.21
  5. Step 5: Solve for x
    x = 22,778,473.21/5,193.36
  6. Step 6: Final answer
    x = 4,386.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.