Home / 4,161.21-6,244.98-1,531.20

Finding the Fourth Proportional to 4,161.21, 6,244.98 and 1,531.20

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Solution

The fourth proportional to 4,161.21, 6,244.98 and 1,531.20 is: 2,297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.21 : 6,244.98 = 1,531.20 : x
  2. Step 2: Convert to fraction form
    4,161.21/6,244.98 = 1,531.20/x
  3. Step 3: Cross multiply
    4,161.21x = 6,244.98 × 1,531.20
  4. Step 4: Simplify right side
    4,161.21x = 9,562,313.38
  5. Step 5: Solve for x
    x = 9,562,313.38/4,161.21
  6. Step 6: Final answer
    x = 2,297.96

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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.