Home / 7,332.08-10,989.85-3,636.96

Finding the Fourth Proportional to 7,332.08, 10,989.85 and 3,636.96

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Solution

The fourth proportional to 7,332.08, 10,989.85 and 3,636.96 is: 5,451.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.08 : 10,989.85 = 3,636.96 : x
  2. Step 2: Convert to fraction form
    7,332.08/10,989.85 = 3,636.96/x
  3. Step 3: Cross multiply
    7,332.08x = 10,989.85 × 3,636.96
  4. Step 4: Simplify right side
    7,332.08x = 39,969,644.86
  5. Step 5: Solve for x
    x = 39,969,644.86/7,332.08
  6. Step 6: Final answer
    x = 5,451.34

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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.