Home / 11,039.47-15,232.87-6,071.47

Finding the Fourth Proportional to 11,039.47, 15,232.87 and 6,071.47

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Solution

The fourth proportional to 11,039.47, 15,232.87 and 6,071.47 is: 8,377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.47 : 15,232.87 = 6,071.47 : x
  2. Step 2: Convert to fraction form
    11,039.47/15,232.87 = 6,071.47/x
  3. Step 3: Cross multiply
    11,039.47x = 15,232.87 × 6,071.47
  4. Step 4: Simplify right side
    11,039.47x = 92,485,913.22
  5. Step 5: Solve for x
    x = 92,485,913.22/11,039.47
  6. Step 6: Final answer
    x = 8,377.75

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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.