Home / 5,519.79-7,617.29-3,064.10

Finding the Fourth Proportional to 5,519.79, 7,617.29 and 3,064.10

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Solution

The fourth proportional to 5,519.79, 7,617.29 and 3,064.10 is: 4,228.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.79 : 7,617.29 = 3,064.10 : x
  2. Step 2: Convert to fraction form
    5,519.79/7,617.29 = 3,064.10/x
  3. Step 3: Cross multiply
    5,519.79x = 7,617.29 × 3,064.10
  4. Step 4: Simplify right side
    5,519.79x = 23,340,084.88
  5. Step 5: Solve for x
    x = 23,340,084.88/5,519.79
  6. Step 6: Final answer
    x = 4,228.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.