Home / 4,211.18-5,809.68-2,718.92

Finding the Fourth Proportional to 4,211.18, 5,809.68 and 2,718.92

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Solution

The fourth proportional to 4,211.18, 5,809.68 and 2,718.92 is: 3,750.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.18 : 5,809.68 = 2,718.92 : x
  2. Step 2: Convert to fraction form
    4,211.18/5,809.68 = 2,718.92/x
  3. Step 3: Cross multiply
    4,211.18x = 5,809.68 × 2,718.92
  4. Step 4: Simplify right side
    4,211.18x = 15,796,055.15
  5. Step 5: Solve for x
    x = 15,796,055.15/4,211.18
  6. Step 6: Final answer
    x = 3,750.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.