Home / 11,702.07-17,561.88-4,308.39

Finding the Fourth Proportional to 11,702.07, 17,561.88 and 4,308.39

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Solution

The fourth proportional to 11,702.07, 17,561.88 and 4,308.39 is: 6,465.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,702.07 : 17,561.88 = 4,308.39 : x
  2. Step 2: Convert to fraction form
    11,702.07/17,561.88 = 4,308.39/x
  3. Step 3: Cross multiply
    11,702.07x = 17,561.88 × 4,308.39
  4. Step 4: Simplify right side
    11,702.07x = 75,663,428.17
  5. Step 5: Solve for x
    x = 75,663,428.17/11,702.07
  6. Step 6: Final answer
    x = 6,465.82

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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.