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Finding the Fourth Proportional to 7,386.17, 10,194 and 4,403.75

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Solution

The fourth proportional to 7,386.17, 10,194 and 4,403.75 is: 6,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.17 : 10,194 = 4,403.75 : x
  2. Step 2: Convert to fraction form
    7,386.17/10,194 = 4,403.75/x
  3. Step 3: Cross multiply
    7,386.17x = 10,194 × 4,403.75
  4. Step 4: Simplify right side
    7,386.17x = 44,891,827.50
  5. Step 5: Solve for x
    x = 44,891,827.50/7,386.17
  6. Step 6: Final answer
    x = 6,077.82

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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.