Home / 3,647.04-5,022.72-3,459.36

Finding the Fourth Proportional to 3,647.04, 5,022.72 and 3,459.36

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Solution

The fourth proportional to 3,647.04, 5,022.72 and 3,459.36 is: 4,764.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.04 : 5,022.72 = 3,459.36 : x
  2. Step 2: Convert to fraction form
    3,647.04/5,022.72 = 3,459.36/x
  3. Step 3: Cross multiply
    3,647.04x = 5,022.72 × 3,459.36
  4. Step 4: Simplify right side
    3,647.04x = 17,375,396.66
  5. Step 5: Solve for x
    x = 17,375,396.66/3,647.04
  6. Step 6: Final answer
    x = 4,764.25

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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.