Home / 3,312.09-4,960.57-1,581.93

Finding the Fourth Proportional to 3,312.09, 4,960.57 and 1,581.93

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Solution

The fourth proportional to 3,312.09, 4,960.57 and 1,581.93 is: 2,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.09 : 4,960.57 = 1,581.93 : x
  2. Step 2: Convert to fraction form
    3,312.09/4,960.57 = 1,581.93/x
  3. Step 3: Cross multiply
    3,312.09x = 4,960.57 × 1,581.93
  4. Step 4: Simplify right side
    3,312.09x = 7,847,274.50
  5. Step 5: Solve for x
    x = 7,847,274.50/3,312.09
  6. Step 6: Final answer
    x = 2,369.28

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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.