Home / 11,119.72-15,345.08-6,084.08

Finding the Fourth Proportional to 11,119.72, 15,345.08 and 6,084.08

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Solution

The fourth proportional to 11,119.72, 15,345.08 and 6,084.08 is: 8,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.72 : 15,345.08 = 6,084.08 : x
  2. Step 2: Convert to fraction form
    11,119.72/15,345.08 = 6,084.08/x
  3. Step 3: Cross multiply
    11,119.72x = 15,345.08 × 6,084.08
  4. Step 4: Simplify right side
    11,119.72x = 93,360,694.33
  5. Step 5: Solve for x
    x = 93,360,694.33/11,119.72
  6. Step 6: Final answer
    x = 8,395.96

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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.