Home / 4,101.74-6,152.21-1,635.90

Finding the Fourth Proportional to 4,101.74, 6,152.21 and 1,635.90

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Solution

The fourth proportional to 4,101.74, 6,152.21 and 1,635.90 is: 2,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.74 : 6,152.21 = 1,635.90 : x
  2. Step 2: Convert to fraction form
    4,101.74/6,152.21 = 1,635.90/x
  3. Step 3: Cross multiply
    4,101.74x = 6,152.21 × 1,635.90
  4. Step 4: Simplify right side
    4,101.74x = 10,064,373.67
  5. Step 5: Solve for x
    x = 10,064,373.67/4,101.74
  6. Step 6: Final answer
    x = 2,453.69

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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.