Home / 4,507.36-6,761.01-1,220.44

Finding the Fourth Proportional to 4,507.36, 6,761.01 and 1,220.44

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Solution

The fourth proportional to 4,507.36, 6,761.01 and 1,220.44 is: 1,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.36 : 6,761.01 = 1,220.44 : x
  2. Step 2: Convert to fraction form
    4,507.36/6,761.01 = 1,220.44/x
  3. Step 3: Cross multiply
    4,507.36x = 6,761.01 × 1,220.44
  4. Step 4: Simplify right side
    4,507.36x = 8,251,407.04
  5. Step 5: Solve for x
    x = 8,251,407.04/4,507.36
  6. Step 6: Final answer
    x = 1,830.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.