Home / 7,208.19-10,820.49-4,838.03

Finding the Fourth Proportional to 7,208.19, 10,820.49 and 4,838.03

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Solution

The fourth proportional to 7,208.19, 10,820.49 and 4,838.03 is: 7,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.19 : 10,820.49 = 4,838.03 : x
  2. Step 2: Convert to fraction form
    7,208.19/10,820.49 = 4,838.03/x
  3. Step 3: Cross multiply
    7,208.19x = 10,820.49 × 4,838.03
  4. Step 4: Simplify right side
    7,208.19x = 52,349,823.57
  5. Step 5: Solve for x
    x = 52,349,823.57/7,208.19
  6. Step 6: Final answer
    x = 7,262.55

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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.