Home / 11,281.47-15,568.68-6,177.47

Finding the Fourth Proportional to 11,281.47, 15,568.68 and 6,177.47

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Solution

The fourth proportional to 11,281.47, 15,568.68 and 6,177.47 is: 8,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281.47 : 15,568.68 = 6,177.47 : x
  2. Step 2: Convert to fraction form
    11,281.47/15,568.68 = 6,177.47/x
  3. Step 3: Cross multiply
    11,281.47x = 15,568.68 × 6,177.47
  4. Step 4: Simplify right side
    11,281.47x = 96,175,053.64
  5. Step 5: Solve for x
    x = 96,175,053.64/11,281.47
  6. Step 6: Final answer
    x = 8,525.05

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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.