Home / 11,137.07-15,368.81-6,101.17

Finding the Fourth Proportional to 11,137.07, 15,368.81 and 6,101.17

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Solution

The fourth proportional to 11,137.07, 15,368.81 and 6,101.17 is: 8,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.07 : 15,368.81 = 6,101.17 : x
  2. Step 2: Convert to fraction form
    11,137.07/15,368.81 = 6,101.17/x
  3. Step 3: Cross multiply
    11,137.07x = 15,368.81 × 6,101.17
  4. Step 4: Simplify right side
    11,137.07x = 93,767,653.58
  5. Step 5: Solve for x
    x = 93,767,653.58/11,137.07
  6. Step 6: Final answer
    x = 8,419.42

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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.