Home / 4,635.36-6,405.12-3,648.24

Finding the Fourth Proportional to 4,635.36, 6,405.12 and 3,648.24

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Solution

The fourth proportional to 4,635.36, 6,405.12 and 3,648.24 is: 5,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.36 : 6,405.12 = 3,648.24 : x
  2. Step 2: Convert to fraction form
    4,635.36/6,405.12 = 3,648.24/x
  3. Step 3: Cross multiply
    4,635.36x = 6,405.12 × 3,648.24
  4. Step 4: Simplify right side
    4,635.36x = 23,367,414.99
  5. Step 5: Solve for x
    x = 23,367,414.99/4,635.36
  6. Step 6: Final answer
    x = 5,041.12

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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.