Home / 3,027.82-4,178.55-1,848.82

Finding the Fourth Proportional to 3,027.82, 4,178.55 and 1,848.82

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Solution

The fourth proportional to 3,027.82, 4,178.55 and 1,848.82 is: 2,551.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.82 : 4,178.55 = 1,848.82 : x
  2. Step 2: Convert to fraction form
    3,027.82/4,178.55 = 1,848.82/x
  3. Step 3: Cross multiply
    3,027.82x = 4,178.55 × 1,848.82
  4. Step 4: Simplify right side
    3,027.82x = 7,725,386.81
  5. Step 5: Solve for x
    x = 7,725,386.81/3,027.82
  6. Step 6: Final answer
    x = 2,551.47

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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.