Home / 7,060.76-9,743.84-3,916.94

Finding the Fourth Proportional to 7,060.76, 9,743.84 and 3,916.94

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Solution

The fourth proportional to 7,060.76, 9,743.84 and 3,916.94 is: 5,405.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.76 : 9,743.84 = 3,916.94 : x
  2. Step 2: Convert to fraction form
    7,060.76/9,743.84 = 3,916.94/x
  3. Step 3: Cross multiply
    7,060.76x = 9,743.84 × 3,916.94
  4. Step 4: Simplify right side
    7,060.76x = 38,165,968.35
  5. Step 5: Solve for x
    x = 38,165,968.35/7,060.76
  6. Step 6: Final answer
    x = 5,405.37

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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.