Home / 4,509.36-6,220.80-2,936.88

Finding the Fourth Proportional to 4,509.36, 6,220.80 and 2,936.88

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Solution

The fourth proportional to 4,509.36, 6,220.80 and 2,936.88 is: 4,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.36 : 6,220.80 = 2,936.88 : x
  2. Step 2: Convert to fraction form
    4,509.36/6,220.80 = 2,936.88/x
  3. Step 3: Cross multiply
    4,509.36x = 6,220.80 × 2,936.88
  4. Step 4: Simplify right side
    4,509.36x = 18,269,743.10
  5. Step 5: Solve for x
    x = 18,269,743.10/4,509.36
  6. Step 6: Final answer
    x = 4,051.52

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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.