Home / 9,103.28-13,647.36-6,335.36

Finding the Fourth Proportional to 9,103.28, 13,647.36 and 6,335.36

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Solution

The fourth proportional to 9,103.28, 13,647.36 and 6,335.36 is: 9,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.28 : 13,647.36 = 6,335.36 : x
  2. Step 2: Convert to fraction form
    9,103.28/13,647.36 = 6,335.36/x
  3. Step 3: Cross multiply
    9,103.28x = 13,647.36 × 6,335.36
  4. Step 4: Simplify right side
    9,103.28x = 86,460,938.65
  5. Step 5: Solve for x
    x = 86,460,938.65/9,103.28
  6. Step 6: Final answer
    x = 9,497.78

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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.