Home / 3,541.98-5,312.93-2,155.71

Finding the Fourth Proportional to 3,541.98, 5,312.93 and 2,155.71

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Solution

The fourth proportional to 3,541.98, 5,312.93 and 2,155.71 is: 3,233.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.98 : 5,312.93 = 2,155.71 : x
  2. Step 2: Convert to fraction form
    3,541.98/5,312.93 = 2,155.71/x
  3. Step 3: Cross multiply
    3,541.98x = 5,312.93 × 2,155.71
  4. Step 4: Simplify right side
    3,541.98x = 11,453,098.99
  5. Step 5: Solve for x
    x = 11,453,098.99/3,541.98
  6. Step 6: Final answer
    x = 3,233.53

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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.