Home / 7,133.18-10,721.03-5,908.46

Finding the Fourth Proportional to 7,133.18, 10,721.03 and 5,908.46

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Solution

The fourth proportional to 7,133.18, 10,721.03 and 5,908.46 is: 8,880.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.18 : 10,721.03 = 5,908.46 : x
  2. Step 2: Convert to fraction form
    7,133.18/10,721.03 = 5,908.46/x
  3. Step 3: Cross multiply
    7,133.18x = 10,721.03 × 5,908.46
  4. Step 4: Simplify right side
    7,133.18x = 63,344,693.77
  5. Step 5: Solve for x
    x = 63,344,693.77/7,133.18
  6. Step 6: Final answer
    x = 8,880.29

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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.