Home / 10,679.42-16,019.14-3,752.30

Finding the Fourth Proportional to 10,679.42, 16,019.14 and 3,752.30

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Solution

The fourth proportional to 10,679.42, 16,019.14 and 3,752.30 is: 5,628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.42 : 16,019.14 = 3,752.30 : x
  2. Step 2: Convert to fraction form
    10,679.42/16,019.14 = 3,752.30/x
  3. Step 3: Cross multiply
    10,679.42x = 16,019.14 × 3,752.30
  4. Step 4: Simplify right side
    10,679.42x = 60,108,619.02
  5. Step 5: Solve for x
    x = 60,108,619.02/10,679.42
  6. Step 6: Final answer
    x = 5,628.45

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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.