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Finding the Fourth Proportional to 3,564.70, 5,373.73 and 3,326.86

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Solution

The fourth proportional to 3,564.70, 5,373.73 and 3,326.86 is: 5,015.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.70 : 5,373.73 = 3,326.86 : x
  2. Step 2: Convert to fraction form
    3,564.70/5,373.73 = 3,326.86/x
  3. Step 3: Cross multiply
    3,564.70x = 5,373.73 × 3,326.86
  4. Step 4: Simplify right side
    3,564.70x = 17,877,647.39
  5. Step 5: Solve for x
    x = 17,877,647.39/3,564.70
  6. Step 6: Final answer
    x = 5,015.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.