Home / 4,917.72-7,371.12-1,795.17

Finding the Fourth Proportional to 4,917.72, 7,371.12 and 1,795.17

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Solution

The fourth proportional to 4,917.72, 7,371.12 and 1,795.17 is: 2,690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.72 : 7,371.12 = 1,795.17 : x
  2. Step 2: Convert to fraction form
    4,917.72/7,371.12 = 1,795.17/x
  3. Step 3: Cross multiply
    4,917.72x = 7,371.12 × 1,795.17
  4. Step 4: Simplify right side
    4,917.72x = 13,232,413.49
  5. Step 5: Solve for x
    x = 13,232,413.49/4,917.72
  6. Step 6: Final answer
    x = 2,690.76

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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.