Home / 11,368.76-17,055.30-3,975.32

Finding the Fourth Proportional to 11,368.76, 17,055.30 and 3,975.32

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Solution

The fourth proportional to 11,368.76, 17,055.30 and 3,975.32 is: 5,963.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.76 : 17,055.30 = 3,975.32 : x
  2. Step 2: Convert to fraction form
    11,368.76/17,055.30 = 3,975.32/x
  3. Step 3: Cross multiply
    11,368.76x = 17,055.30 × 3,975.32
  4. Step 4: Simplify right side
    11,368.76x = 67,800,275.20
  5. Step 5: Solve for x
    x = 67,800,275.20/11,368.76
  6. Step 6: Final answer
    x = 5,963.74

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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.