Home / 10,652.63-15,981.98-3,634.20

Finding the Fourth Proportional to 10,652.63, 15,981.98 and 3,634.20

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Solution

The fourth proportional to 10,652.63, 15,981.98 and 3,634.20 is: 5,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.63 : 15,981.98 = 3,634.20 : x
  2. Step 2: Convert to fraction form
    10,652.63/15,981.98 = 3,634.20/x
  3. Step 3: Cross multiply
    10,652.63x = 15,981.98 × 3,634.20
  4. Step 4: Simplify right side
    10,652.63x = 58,081,693.55
  5. Step 5: Solve for x
    x = 58,081,693.55/10,652.63
  6. Step 6: Final answer
    x = 5,452.34

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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.