Home / 3,649.71-5,477.27-2,714.79

Finding the Fourth Proportional to 3,649.71, 5,477.27 and 2,714.79

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Solution

The fourth proportional to 3,649.71, 5,477.27 and 2,714.79 is: 4,074.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.71 : 5,477.27 = 2,714.79 : x
  2. Step 2: Convert to fraction form
    3,649.71/5,477.27 = 2,714.79/x
  3. Step 3: Cross multiply
    3,649.71x = 5,477.27 × 2,714.79
  4. Step 4: Simplify right side
    3,649.71x = 14,869,624.25
  5. Step 5: Solve for x
    x = 14,869,624.25/3,649.71
  6. Step 6: Final answer
    x = 4,074.19

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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.