Home / 4,430.40-6,107.40-3,249.60

Finding the Fourth Proportional to 4,430.40, 6,107.40 and 3,249.60

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Solution

The fourth proportional to 4,430.40, 6,107.40 and 3,249.60 is: 4,479.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.40 : 6,107.40 = 3,249.60 : x
  2. Step 2: Convert to fraction form
    4,430.40/6,107.40 = 3,249.60/x
  3. Step 3: Cross multiply
    4,430.40x = 6,107.40 × 3,249.60
  4. Step 4: Simplify right side
    4,430.40x = 19,846,607.04
  5. Step 5: Solve for x
    x = 19,846,607.04/4,430.40
  6. Step 6: Final answer
    x = 4,479.64

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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.