Home / 11,100.69-15,319.31-6,065.39

Finding the Fourth Proportional to 11,100.69, 15,319.31 and 6,065.39

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Solution

The fourth proportional to 11,100.69, 15,319.31 and 6,065.39 is: 8,370.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.69 : 15,319.31 = 6,065.39 : x
  2. Step 2: Convert to fraction form
    11,100.69/15,319.31 = 6,065.39/x
  3. Step 3: Cross multiply
    11,100.69x = 15,319.31 × 6,065.39
  4. Step 4: Simplify right side
    11,100.69x = 92,917,482.76
  5. Step 5: Solve for x
    x = 92,917,482.76/11,100.69
  6. Step 6: Final answer
    x = 8,370.42

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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.