Home / 4,125.29-6,186.40-1,659.28

Finding the Fourth Proportional to 4,125.29, 6,186.40 and 1,659.28

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Solution

The fourth proportional to 4,125.29, 6,186.40 and 1,659.28 is: 2,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.29 : 6,186.40 = 1,659.28 : x
  2. Step 2: Convert to fraction form
    4,125.29/6,186.40 = 1,659.28/x
  3. Step 3: Cross multiply
    4,125.29x = 6,186.40 × 1,659.28
  4. Step 4: Simplify right side
    4,125.29x = 10,264,969.79
  5. Step 5: Solve for x
    x = 10,264,969.79/4,125.29
  6. Step 6: Final answer
    x = 2,488.30

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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.