Home / 9,040.14-12,476.61-8,803.26

Finding the Fourth Proportional to 9,040.14, 12,476.61 and 8,803.26

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Solution

The fourth proportional to 9,040.14, 12,476.61 and 8,803.26 is: 12,149.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.14 : 12,476.61 = 8,803.26 : x
  2. Step 2: Convert to fraction form
    9,040.14/12,476.61 = 8,803.26/x
  3. Step 3: Cross multiply
    9,040.14x = 12,476.61 × 8,803.26
  4. Step 4: Simplify right side
    9,040.14x = 109,834,841.75
  5. Step 5: Solve for x
    x = 109,834,841.75/9,040.14
  6. Step 6: Final answer
    x = 12,149.68

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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.