Home / 3,142.13-4,335.99-1,883.88

Finding the Fourth Proportional to 3,142.13, 4,335.99 and 1,883.88

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Solution

The fourth proportional to 3,142.13, 4,335.99 and 1,883.88 is: 2,599.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.13 : 4,335.99 = 1,883.88 : x
  2. Step 2: Convert to fraction form
    3,142.13/4,335.99 = 1,883.88/x
  3. Step 3: Cross multiply
    3,142.13x = 4,335.99 × 1,883.88
  4. Step 4: Simplify right side
    3,142.13x = 8,168,484.84
  5. Step 5: Solve for x
    x = 8,168,484.84/3,142.13
  6. Step 6: Final answer
    x = 2,599.67

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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.