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Finding the Fourth Proportional to 4,959.18, 7,430.49 and 3,495.29

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Solution

The fourth proportional to 4,959.18, 7,430.49 and 3,495.29 is: 5,237.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.18 : 7,430.49 = 3,495.29 : x
  2. Step 2: Convert to fraction form
    4,959.18/7,430.49 = 3,495.29/x
  3. Step 3: Cross multiply
    4,959.18x = 7,430.49 × 3,495.29
  4. Step 4: Simplify right side
    4,959.18x = 25,971,680.24
  5. Step 5: Solve for x
    x = 25,971,680.24/4,959.18
  6. Step 6: Final answer
    x = 5,237.09

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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.