Home / 10,680.04-16,017.28-3,181.84

Finding the Fourth Proportional to 10,680.04, 16,017.28 and 3,181.84

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Solution

The fourth proportional to 10,680.04, 16,017.28 and 3,181.84 is: 4,771.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.04 : 16,017.28 = 3,181.84 : x
  2. Step 2: Convert to fraction form
    10,680.04/16,017.28 = 3,181.84/x
  3. Step 3: Cross multiply
    10,680.04x = 16,017.28 × 3,181.84
  4. Step 4: Simplify right side
    10,680.04x = 50,964,422.20
  5. Step 5: Solve for x
    x = 50,964,422.20/10,680.04
  6. Step 6: Final answer
    x = 4,771.93

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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.