Home / 3,564.18-5,318.75-3,132.23

Finding the Fourth Proportional to 3,564.18, 5,318.75 and 3,132.23

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Solution

The fourth proportional to 3,564.18, 5,318.75 and 3,132.23 is: 4,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.18 : 5,318.75 = 3,132.23 : x
  2. Step 2: Convert to fraction form
    3,564.18/5,318.75 = 3,132.23/x
  3. Step 3: Cross multiply
    3,564.18x = 5,318.75 × 3,132.23
  4. Step 4: Simplify right side
    3,564.18x = 16,659,529.55
  5. Step 5: Solve for x
    x = 16,659,529.55/3,564.18
  6. Step 6: Final answer
    x = 4,674.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.