Home / 8,833.17-12,189.51-5,056.21

Finding the Fourth Proportional to 8,833.17, 12,189.51 and 5,056.21

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Solution

The fourth proportional to 8,833.17, 12,189.51 and 5,056.21 is: 6,977.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.17 : 12,189.51 = 5,056.21 : x
  2. Step 2: Convert to fraction form
    8,833.17/12,189.51 = 5,056.21/x
  3. Step 3: Cross multiply
    8,833.17x = 12,189.51 × 5,056.21
  4. Step 4: Simplify right side
    8,833.17x = 61,632,661.41
  5. Step 5: Solve for x
    x = 61,632,661.41/8,833.17
  6. Step 6: Final answer
    x = 6,977.42

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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.