Home / 7,333.82-10,120.39-4,347.87

Finding the Fourth Proportional to 7,333.82, 10,120.39 and 4,347.87

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Solution

The fourth proportional to 7,333.82, 10,120.39 and 4,347.87 is: 5,999.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.82 : 10,120.39 = 4,347.87 : x
  2. Step 2: Convert to fraction form
    7,333.82/10,120.39 = 4,347.87/x
  3. Step 3: Cross multiply
    7,333.82x = 10,120.39 × 4,347.87
  4. Step 4: Simplify right side
    7,333.82x = 44,002,140.07
  5. Step 5: Solve for x
    x = 44,002,140.07/7,333.82
  6. Step 6: Final answer
    x = 5,999.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.