Home / 9,476.40-13,078.62-5,496.66

Finding the Fourth Proportional to 9,476.40, 13,078.62 and 5,496.66

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Solution

The fourth proportional to 9,476.40, 13,078.62 and 5,496.66 is: 7,586.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,476.40 : 13,078.62 = 5,496.66 : x
  2. Step 2: Convert to fraction form
    9,476.40/13,078.62 = 5,496.66/x
  3. Step 3: Cross multiply
    9,476.40x = 13,078.62 × 5,496.66
  4. Step 4: Simplify right side
    9,476.40x = 71,888,727.41
  5. Step 5: Solve for x
    x = 71,888,727.41/9,476.40
  6. Step 6: Final answer
    x = 7,586.08

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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.