Home / 11,061.06-15,263.01-6,346.86

Finding the Fourth Proportional to 11,061.06, 15,263.01 and 6,346.86

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Solution

The fourth proportional to 11,061.06, 15,263.01 and 6,346.86 is: 8,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,061.06 : 15,263.01 = 6,346.86 : x
  2. Step 2: Convert to fraction form
    11,061.06/15,263.01 = 6,346.86/x
  3. Step 3: Cross multiply
    11,061.06x = 15,263.01 × 6,346.86
  4. Step 4: Simplify right side
    11,061.06x = 96,872,187.65
  5. Step 5: Solve for x
    x = 96,872,187.65/11,061.06
  6. Step 6: Final answer
    x = 8,757.95

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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.