Home / 4,807.14-7,213.93-1,687.16

Finding the Fourth Proportional to 4,807.14, 7,213.93 and 1,687.16

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Solution

The fourth proportional to 4,807.14, 7,213.93 and 1,687.16 is: 2,531.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.14 : 7,213.93 = 1,687.16 : x
  2. Step 2: Convert to fraction form
    4,807.14/7,213.93 = 1,687.16/x
  3. Step 3: Cross multiply
    4,807.14x = 7,213.93 × 1,687.16
  4. Step 4: Simplify right side
    4,807.14x = 12,171,067.96
  5. Step 5: Solve for x
    x = 12,171,067.96/4,807.14
  6. Step 6: Final answer
    x = 2,531.87

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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.