Home / 3,495.32-5,243.75-1,156.05

Finding the Fourth Proportional to 3,495.32, 5,243.75 and 1,156.05

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Solution

The fourth proportional to 3,495.32, 5,243.75 and 1,156.05 is: 1,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.32 : 5,243.75 = 1,156.05 : x
  2. Step 2: Convert to fraction form
    3,495.32/5,243.75 = 1,156.05/x
  3. Step 3: Cross multiply
    3,495.32x = 5,243.75 × 1,156.05
  4. Step 4: Simplify right side
    3,495.32x = 6,062,031.41
  5. Step 5: Solve for x
    x = 6,062,031.41/3,495.32
  6. Step 6: Final answer
    x = 1,734.33

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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.