Home / 6,680.02-10,017.30-2,979.72

Finding the Fourth Proportional to 6,680.02, 10,017.30 and 2,979.72

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Solution

The fourth proportional to 6,680.02, 10,017.30 and 2,979.72 is: 4,468.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.02 : 10,017.30 = 2,979.72 : x
  2. Step 2: Convert to fraction form
    6,680.02/10,017.30 = 2,979.72/x
  3. Step 3: Cross multiply
    6,680.02x = 10,017.30 × 2,979.72
  4. Step 4: Simplify right side
    6,680.02x = 29,848,749.16
  5. Step 5: Solve for x
    x = 29,848,749.16/6,680.02
  6. Step 6: Final answer
    x = 4,468.36

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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.