Home / 6,510.48-9,766.32-2,127.96

Finding the Fourth Proportional to 6,510.48, 9,766.32 and 2,127.96

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Solution

The fourth proportional to 6,510.48, 9,766.32 and 2,127.96 is: 3,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.48 : 9,766.32 = 2,127.96 : x
  2. Step 2: Convert to fraction form
    6,510.48/9,766.32 = 2,127.96/x
  3. Step 3: Cross multiply
    6,510.48x = 9,766.32 × 2,127.96
  4. Step 4: Simplify right side
    6,510.48x = 20,782,338.31
  5. Step 5: Solve for x
    x = 20,782,338.31/6,510.48
  6. Step 6: Final answer
    x = 3,192.14

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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.