Home / 4,121.29-6,182.71-1,656.30

Finding the Fourth Proportional to 4,121.29, 6,182.71 and 1,656.30

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Solution

The fourth proportional to 4,121.29, 6,182.71 and 1,656.30 is: 2,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.29 : 6,182.71 = 1,656.30 : x
  2. Step 2: Convert to fraction form
    4,121.29/6,182.71 = 1,656.30/x
  3. Step 3: Cross multiply
    4,121.29x = 6,182.71 × 1,656.30
  4. Step 4: Simplify right side
    4,121.29x = 10,240,422.57
  5. Step 5: Solve for x
    x = 10,240,422.57/4,121.29
  6. Step 6: Final answer
    x = 2,484.76

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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.