Home / 7,354.37-11,009.66-4,423.79

Finding the Fourth Proportional to 7,354.37, 11,009.66 and 4,423.79

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Solution

The fourth proportional to 7,354.37, 11,009.66 and 4,423.79 is: 6,622.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354.37 : 11,009.66 = 4,423.79 : x
  2. Step 2: Convert to fraction form
    7,354.37/11,009.66 = 4,423.79/x
  3. Step 3: Cross multiply
    7,354.37x = 11,009.66 × 4,423.79
  4. Step 4: Simplify right side
    7,354.37x = 48,704,346.64
  5. Step 5: Solve for x
    x = 48,704,346.64/7,354.37
  6. Step 6: Final answer
    x = 6,622.51

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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.