Home / 11,086.19-15,298.33-6,305.49

Finding the Fourth Proportional to 11,086.19, 15,298.33 and 6,305.49

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Solution

The fourth proportional to 11,086.19, 15,298.33 and 6,305.49 is: 8,701.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.19 : 15,298.33 = 6,305.49 : x
  2. Step 2: Convert to fraction form
    11,086.19/15,298.33 = 6,305.49/x
  3. Step 3: Cross multiply
    11,086.19x = 15,298.33 × 6,305.49
  4. Step 4: Simplify right side
    11,086.19x = 96,463,466.83
  5. Step 5: Solve for x
    x = 96,463,466.83/11,086.19
  6. Step 6: Final answer
    x = 8,701.23

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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.