Home / 9,138.44-13,703.33-4,206.62

Finding the Fourth Proportional to 9,138.44, 13,703.33 and 4,206.62

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Solution

The fourth proportional to 9,138.44, 13,703.33 and 4,206.62 is: 6,307.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,138.44 : 13,703.33 = 4,206.62 : x
  2. Step 2: Convert to fraction form
    9,138.44/13,703.33 = 4,206.62/x
  3. Step 3: Cross multiply
    9,138.44x = 13,703.33 × 4,206.62
  4. Step 4: Simplify right side
    9,138.44x = 57,644,612.49
  5. Step 5: Solve for x
    x = 57,644,612.49/9,138.44
  6. Step 6: Final answer
    x = 6,307.93

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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.