Home / 6,624.20-9,936.40-2,925.56

Finding the Fourth Proportional to 6,624.20, 9,936.40 and 2,925.56

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Solution

The fourth proportional to 6,624.20, 9,936.40 and 2,925.56 is: 4,388.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.20 : 9,936.40 = 2,925.56 : x
  2. Step 2: Convert to fraction form
    6,624.20/9,936.40 = 2,925.56/x
  3. Step 3: Cross multiply
    6,624.20x = 9,936.40 × 2,925.56
  4. Step 4: Simplify right side
    6,624.20x = 29,069,534.38
  5. Step 5: Solve for x
    x = 29,069,534.38/6,624.20
  6. Step 6: Final answer
    x = 4,388.38

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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.