Home / 4,094.12-6,137.86-1,281.51

Finding the Fourth Proportional to 4,094.12, 6,137.86 and 1,281.51

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Solution

The fourth proportional to 4,094.12, 6,137.86 and 1,281.51 is: 1,921.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,094.12 : 6,137.86 = 1,281.51 : x
  2. Step 2: Convert to fraction form
    4,094.12/6,137.86 = 1,281.51/x
  3. Step 3: Cross multiply
    4,094.12x = 6,137.86 × 1,281.51
  4. Step 4: Simplify right side
    4,094.12x = 7,865,728.97
  5. Step 5: Solve for x
    x = 7,865,728.97/4,094.12
  6. Step 6: Final answer
    x = 1,921.23

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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.