Home / 3,487.42-4,809.27-2,227.06

Finding the Fourth Proportional to 3,487.42, 4,809.27 and 2,227.06

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Solution

The fourth proportional to 3,487.42, 4,809.27 and 2,227.06 is: 3,071.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.42 : 4,809.27 = 2,227.06 : x
  2. Step 2: Convert to fraction form
    3,487.42/4,809.27 = 2,227.06/x
  3. Step 3: Cross multiply
    3,487.42x = 4,809.27 × 2,227.06
  4. Step 4: Simplify right side
    3,487.42x = 10,710,532.85
  5. Step 5: Solve for x
    x = 10,710,532.85/3,487.42
  6. Step 6: Final answer
    x = 3,071.19

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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.