Home / 11,068.62-15,289.65-8,846.07

Finding the Fourth Proportional to 11,068.62, 15,289.65 and 8,846.07

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Solution

The fourth proportional to 11,068.62, 15,289.65 and 8,846.07 is: 12,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068.62 : 15,289.65 = 8,846.07 : x
  2. Step 2: Convert to fraction form
    11,068.62/15,289.65 = 8,846.07/x
  3. Step 3: Cross multiply
    11,068.62x = 15,289.65 × 8,846.07
  4. Step 4: Simplify right side
    11,068.62x = 135,253,314.18
  5. Step 5: Solve for x
    x = 135,253,314.18/11,068.62
  6. Step 6: Final answer
    x = 12,219.53

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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.