Home / 11,106.62-15,326.88-6,070.85

Finding the Fourth Proportional to 11,106.62, 15,326.88 and 6,070.85

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Solution

The fourth proportional to 11,106.62, 15,326.88 and 6,070.85 is: 8,377.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.62 : 15,326.88 = 6,070.85 : x
  2. Step 2: Convert to fraction form
    11,106.62/15,326.88 = 6,070.85/x
  3. Step 3: Cross multiply
    11,106.62x = 15,326.88 × 6,070.85
  4. Step 4: Simplify right side
    11,106.62x = 93,047,112.81
  5. Step 5: Solve for x
    x = 93,047,112.81/11,106.62
  6. Step 6: Final answer
    x = 8,377.63

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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.