Home / 7,333.79-10,999.40-3,384.86

Finding the Fourth Proportional to 7,333.79, 10,999.40 and 3,384.86

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Solution

The fourth proportional to 7,333.79, 10,999.40 and 3,384.86 is: 5,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.79 : 10,999.40 = 3,384.86 : x
  2. Step 2: Convert to fraction form
    7,333.79/10,999.40 = 3,384.86/x
  3. Step 3: Cross multiply
    7,333.79x = 10,999.40 × 3,384.86
  4. Step 4: Simplify right side
    7,333.79x = 37,231,357.16
  5. Step 5: Solve for x
    x = 37,231,357.16/7,333.79
  6. Step 6: Final answer
    x = 5,076.69

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1.5x scale

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.