Home / 5,019.73-6,927.24-2,781.59

Finding the Fourth Proportional to 5,019.73, 6,927.24 and 2,781.59

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Solution

The fourth proportional to 5,019.73, 6,927.24 and 2,781.59 is: 3,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.73 : 6,927.24 = 2,781.59 : x
  2. Step 2: Convert to fraction form
    5,019.73/6,927.24 = 2,781.59/x
  3. Step 3: Cross multiply
    5,019.73x = 6,927.24 × 2,781.59
  4. Step 4: Simplify right side
    5,019.73x = 19,268,741.51
  5. Step 5: Solve for x
    x = 19,268,741.51/5,019.73
  6. Step 6: Final answer
    x = 3,838.60

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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.