Home / 7,358.50-11,040.53-3,411.64

Finding the Fourth Proportional to 7,358.50, 11,040.53 and 3,411.64

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Solution

The fourth proportional to 7,358.50, 11,040.53 and 3,411.64 is: 5,118.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.50 : 11,040.53 = 3,411.64 : x
  2. Step 2: Convert to fraction form
    7,358.50/11,040.53 = 3,411.64/x
  3. Step 3: Cross multiply
    7,358.50x = 11,040.53 × 3,411.64
  4. Step 4: Simplify right side
    7,358.50x = 37,666,351.16
  5. Step 5: Solve for x
    x = 37,666,351.16/7,358.50
  6. Step 6: Final answer
    x = 5,118.76

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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.