Home / 6,687.16-10,030.72-2,007.15

Finding the Fourth Proportional to 6,687.16, 10,030.72 and 2,007.15

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Solution

The fourth proportional to 6,687.16, 10,030.72 and 2,007.15 is: 3,010.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.16 : 10,030.72 = 2,007.15 : x
  2. Step 2: Convert to fraction form
    6,687.16/10,030.72 = 2,007.15/x
  3. Step 3: Cross multiply
    6,687.16x = 10,030.72 × 2,007.15
  4. Step 4: Simplify right side
    6,687.16x = 20,133,173.44
  5. Step 5: Solve for x
    x = 20,133,173.44/6,687.16
  6. Step 6: Final answer
    x = 3,010.72

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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.