Home / 6,720.04-10,079.22-3,606.28

Finding the Fourth Proportional to 6,720.04, 10,079.22 and 3,606.28

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Solution

The fourth proportional to 6,720.04, 10,079.22 and 3,606.28 is: 5,408.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.04 : 10,079.22 = 3,606.28 : x
  2. Step 2: Convert to fraction form
    6,720.04/10,079.22 = 3,606.28/x
  3. Step 3: Cross multiply
    6,720.04x = 10,079.22 × 3,606.28
  4. Step 4: Simplify right side
    6,720.04x = 36,348,489.50
  5. Step 5: Solve for x
    x = 36,348,489.50/6,720.04
  6. Step 6: Final answer
    x = 5,408.97

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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.