Home / 6,248.40-9,378.24-3,329.16

Finding the Fourth Proportional to 6,248.40, 9,378.24 and 3,329.16

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Solution

The fourth proportional to 6,248.40, 9,378.24 and 3,329.16 is: 4,996.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.40 : 9,378.24 = 3,329.16 : x
  2. Step 2: Convert to fraction form
    6,248.40/9,378.24 = 3,329.16/x
  3. Step 3: Cross multiply
    6,248.40x = 9,378.24 × 3,329.16
  4. Step 4: Simplify right side
    6,248.40x = 31,221,661.48
  5. Step 5: Solve for x
    x = 31,221,661.48/6,248.40
  6. Step 6: Final answer
    x = 4,996.75

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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.