Home / 11,071.68-15,278.72-6,036.12

Finding the Fourth Proportional to 11,071.68, 15,278.72 and 6,036.12

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Solution

The fourth proportional to 11,071.68, 15,278.72 and 6,036.12 is: 8,329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071.68 : 15,278.72 = 6,036.12 : x
  2. Step 2: Convert to fraction form
    11,071.68/15,278.72 = 6,036.12/x
  3. Step 3: Cross multiply
    11,071.68x = 15,278.72 × 6,036.12
  4. Step 4: Simplify right side
    11,071.68x = 92,224,187.37
  5. Step 5: Solve for x
    x = 92,224,187.37/11,071.68
  6. Step 6: Final answer
    x = 8,329.74

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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.