Home / 5,293.12-7,939.72-2,984.08

Finding the Fourth Proportional to 5,293.12, 7,939.72 and 2,984.08

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Solution

The fourth proportional to 5,293.12, 7,939.72 and 2,984.08 is: 4,476.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.12 : 7,939.72 = 2,984.08 : x
  2. Step 2: Convert to fraction form
    5,293.12/7,939.72 = 2,984.08/x
  3. Step 3: Cross multiply
    5,293.12x = 7,939.72 × 2,984.08
  4. Step 4: Simplify right side
    5,293.12x = 23,692,759.66
  5. Step 5: Solve for x
    x = 23,692,759.66/5,293.12
  6. Step 6: Final answer
    x = 4,476.14

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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.