Home / 11,119.77-15,345.22-6,083.90

Finding the Fourth Proportional to 11,119.77, 15,345.22 and 6,083.90

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Solution

The fourth proportional to 11,119.77, 15,345.22 and 6,083.90 is: 8,395.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.77 : 15,345.22 = 6,083.90 : x
  2. Step 2: Convert to fraction form
    11,119.77/15,345.22 = 6,083.90/x
  3. Step 3: Cross multiply
    11,119.77x = 15,345.22 × 6,083.90
  4. Step 4: Simplify right side
    11,119.77x = 93,358,783.96
  5. Step 5: Solve for x
    x = 93,358,783.96/11,119.77
  6. Step 6: Final answer
    x = 8,395.75

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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.