Home / 4,507.30-6,221.99-2,739.47

Finding the Fourth Proportional to 4,507.30, 6,221.99 and 2,739.47

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Solution

The fourth proportional to 4,507.30, 6,221.99 and 2,739.47 is: 3,781.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.30 : 6,221.99 = 2,739.47 : x
  2. Step 2: Convert to fraction form
    4,507.30/6,221.99 = 2,739.47/x
  3. Step 3: Cross multiply
    4,507.30x = 6,221.99 × 2,739.47
  4. Step 4: Simplify right side
    4,507.30x = 17,044,941.25
  5. Step 5: Solve for x
    x = 17,044,941.25/4,507.30
  6. Step 6: Final answer
    x = 3,781.63

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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.