Home / 10,119.84-15,181.04-3,963.04

Finding the Fourth Proportional to 10,119.84, 15,181.04 and 3,963.04

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Solution

The fourth proportional to 10,119.84, 15,181.04 and 3,963.04 is: 5,945.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,119.84 : 15,181.04 = 3,963.04 : x
  2. Step 2: Convert to fraction form
    10,119.84/15,181.04 = 3,963.04/x
  3. Step 3: Cross multiply
    10,119.84x = 15,181.04 × 3,963.04
  4. Step 4: Simplify right side
    10,119.84x = 60,163,068.76
  5. Step 5: Solve for x
    x = 60,163,068.76/10,119.84
  6. Step 6: Final answer
    x = 5,945.06

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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.