Home / 11,084.61-15,298.74-6,608.65

Finding the Fourth Proportional to 11,084.61, 15,298.74 and 6,608.65

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Solution

The fourth proportional to 11,084.61, 15,298.74 and 6,608.65 is: 9,121.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.61 : 15,298.74 = 6,608.65 : x
  2. Step 2: Convert to fraction form
    11,084.61/15,298.74 = 6,608.65/x
  3. Step 3: Cross multiply
    11,084.61x = 15,298.74 × 6,608.65
  4. Step 4: Simplify right side
    11,084.61x = 101,104,018.10
  5. Step 5: Solve for x
    x = 101,104,018.10/11,084.61
  6. Step 6: Final answer
    x = 9,121.12

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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.