Home / 11,100.94-15,319.12-6,065.06

Finding the Fourth Proportional to 11,100.94, 15,319.12 and 6,065.06

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Solution

The fourth proportional to 11,100.94, 15,319.12 and 6,065.06 is: 8,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.94 : 15,319.12 = 6,065.06 : x
  2. Step 2: Convert to fraction form
    11,100.94/15,319.12 = 6,065.06/x
  3. Step 3: Cross multiply
    11,100.94x = 15,319.12 × 6,065.06
  4. Step 4: Simplify right side
    11,100.94x = 92,911,320.51
  5. Step 5: Solve for x
    x = 92,911,320.51/11,100.94
  6. Step 6: Final answer
    x = 8,369.68

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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.