Home / 4,519.96-6,235.30-2,840.47

Finding the Fourth Proportional to 4,519.96, 6,235.30 and 2,840.47

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Solution

The fourth proportional to 4,519.96, 6,235.30 and 2,840.47 is: 3,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519.96 : 6,235.30 = 2,840.47 : x
  2. Step 2: Convert to fraction form
    4,519.96/6,235.30 = 2,840.47/x
  3. Step 3: Cross multiply
    4,519.96x = 6,235.30 × 2,840.47
  4. Step 4: Simplify right side
    4,519.96x = 17,711,182.59
  5. Step 5: Solve for x
    x = 17,711,182.59/4,519.96
  6. Step 6: Final answer
    x = 3,918.44

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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.