Home / 4,720.84-7,079.82-3,794.20

Finding the Fourth Proportional to 4,720.84, 7,079.82 and 3,794.20

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Solution

The fourth proportional to 4,720.84, 7,079.82 and 3,794.20 is: 5,690.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.84 : 7,079.82 = 3,794.20 : x
  2. Step 2: Convert to fraction form
    4,720.84/7,079.82 = 3,794.20/x
  3. Step 3: Cross multiply
    4,720.84x = 7,079.82 × 3,794.20
  4. Step 4: Simplify right side
    4,720.84x = 26,862,253.04
  5. Step 5: Solve for x
    x = 26,862,253.04/4,720.84
  6. Step 6: Final answer
    x = 5,690.14

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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.