Home / 7,364.07-11,053.05-2,688.60

Finding the Fourth Proportional to 7,364.07, 11,053.05 and 2,688.60

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Solution

The fourth proportional to 7,364.07, 11,053.05 and 2,688.60 is: 4,035.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.07 : 11,053.05 = 2,688.60 : x
  2. Step 2: Convert to fraction form
    7,364.07/11,053.05 = 2,688.60/x
  3. Step 3: Cross multiply
    7,364.07x = 11,053.05 × 2,688.60
  4. Step 4: Simplify right side
    7,364.07x = 29,717,230.23
  5. Step 5: Solve for x
    x = 29,717,230.23/7,364.07
  6. Step 6: Final answer
    x = 4,035.44

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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.