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Finding the Fourth Proportional to 3,564.96, 5,347.80 and 968.16

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Solution

The fourth proportional to 3,564.96, 5,347.80 and 968.16 is: 1,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.96 : 5,347.80 = 968.16 : x
  2. Step 2: Convert to fraction form
    3,564.96/5,347.80 = 968.16/x
  3. Step 3: Cross multiply
    3,564.96x = 5,347.80 × 968.16
  4. Step 4: Simplify right side
    3,564.96x = 5,177,526.05
  5. Step 5: Solve for x
    x = 5,177,526.05/3,564.96
  6. Step 6: Final answer
    x = 1,452.34

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1.5x scale

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.