Home / 6,624.20-9,142.26-4,273.18

Finding the Fourth Proportional to 6,624.20, 9,142.26 and 4,273.18

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Solution

The fourth proportional to 6,624.20, 9,142.26 and 4,273.18 is: 5,897.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.20 : 9,142.26 = 4,273.18 : x
  2. Step 2: Convert to fraction form
    6,624.20/9,142.26 = 4,273.18/x
  3. Step 3: Cross multiply
    6,624.20x = 9,142.26 × 4,273.18
  4. Step 4: Simplify right side
    6,624.20x = 39,066,476.88
  5. Step 5: Solve for x
    x = 39,066,476.88/6,624.20
  6. Step 6: Final answer
    x = 5,897.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.