Home / 3,580.77-4,942.08-2,253.45

Finding the Fourth Proportional to 3,580.77, 4,942.08 and 2,253.45

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Solution

The fourth proportional to 3,580.77, 4,942.08 and 2,253.45 is: 3,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.77 : 4,942.08 = 2,253.45 : x
  2. Step 2: Convert to fraction form
    3,580.77/4,942.08 = 2,253.45/x
  3. Step 3: Cross multiply
    3,580.77x = 4,942.08 × 2,253.45
  4. Step 4: Simplify right side
    3,580.77x = 11,136,730.18
  5. Step 5: Solve for x
    x = 11,136,730.18/3,580.77
  6. Step 6: Final answer
    x = 3,110.15

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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.