Home / 10,529.88-15,802.62-4,984.92

Finding the Fourth Proportional to 10,529.88, 15,802.62 and 4,984.92

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Solution

The fourth proportional to 10,529.88, 15,802.62 and 4,984.92 is: 7,481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.88 : 15,802.62 = 4,984.92 : x
  2. Step 2: Convert to fraction form
    10,529.88/15,802.62 = 4,984.92/x
  3. Step 3: Cross multiply
    10,529.88x = 15,802.62 × 4,984.92
  4. Step 4: Simplify right side
    10,529.88x = 78,774,796.49
  5. Step 5: Solve for x
    x = 78,774,796.49/10,529.88
  6. Step 6: Final answer
    x = 7,481.07

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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.