Home / 3,173.17-4,378.98-1,775.92

Finding the Fourth Proportional to 3,173.17, 4,378.98 and 1,775.92

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Solution

The fourth proportional to 3,173.17, 4,378.98 and 1,775.92 is: 2,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.17 : 4,378.98 = 1,775.92 : x
  2. Step 2: Convert to fraction form
    3,173.17/4,378.98 = 1,775.92/x
  3. Step 3: Cross multiply
    3,173.17x = 4,378.98 × 1,775.92
  4. Step 4: Simplify right side
    3,173.17x = 7,776,718.16
  5. Step 5: Solve for x
    x = 7,776,718.16/3,173.17
  6. Step 6: Final answer
    x = 2,450.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.