Home / 10,696.32-16,055.28-5,505.84

Finding the Fourth Proportional to 10,696.32, 16,055.28 and 5,505.84

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Solution

The fourth proportional to 10,696.32, 16,055.28 and 5,505.84 is: 8,264.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,696.32 : 16,055.28 = 5,505.84 : x
  2. Step 2: Convert to fraction form
    10,696.32/16,055.28 = 5,505.84/x
  3. Step 3: Cross multiply
    10,696.32x = 16,055.28 × 5,505.84
  4. Step 4: Simplify right side
    10,696.32x = 88,397,802.84
  5. Step 5: Solve for x
    x = 88,397,802.84/10,696.32
  6. Step 6: Final answer
    x = 8,264.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.