Home / 7,322.13-10,984.58-2,939.93

Finding the Fourth Proportional to 7,322.13, 10,984.58 and 2,939.93

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Solution

The fourth proportional to 7,322.13, 10,984.58 and 2,939.93 is: 4,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.13 : 10,984.58 = 2,939.93 : x
  2. Step 2: Convert to fraction form
    7,322.13/10,984.58 = 2,939.93/x
  3. Step 3: Cross multiply
    7,322.13x = 10,984.58 × 2,939.93
  4. Step 4: Simplify right side
    7,322.13x = 32,293,896.28
  5. Step 5: Solve for x
    x = 32,293,896.28/7,322.13
  6. Step 6: Final answer
    x = 4,410.45

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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.