Home / 4,121.46-6,182.94-1,656.45

Finding the Fourth Proportional to 4,121.46, 6,182.94 and 1,656.45

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Solution

The fourth proportional to 4,121.46, 6,182.94 and 1,656.45 is: 2,484.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.46 : 6,182.94 = 1,656.45 : x
  2. Step 2: Convert to fraction form
    4,121.46/6,182.94 = 1,656.45/x
  3. Step 3: Cross multiply
    4,121.46x = 6,182.94 × 1,656.45
  4. Step 4: Simplify right side
    4,121.46x = 10,241,730.96
  5. Step 5: Solve for x
    x = 10,241,730.96/4,121.46
  6. Step 6: Final answer
    x = 2,484.98

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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.