Home / 3,992.57-5,510.24-2,313.94

Finding the Fourth Proportional to 3,992.57, 5,510.24 and 2,313.94

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Solution

The fourth proportional to 3,992.57, 5,510.24 and 2,313.94 is: 3,193.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.57 : 5,510.24 = 2,313.94 : x
  2. Step 2: Convert to fraction form
    3,992.57/5,510.24 = 2,313.94/x
  3. Step 3: Cross multiply
    3,992.57x = 5,510.24 × 2,313.94
  4. Step 4: Simplify right side
    3,992.57x = 12,750,386.92
  5. Step 5: Solve for x
    x = 12,750,386.92/3,992.57
  6. Step 6: Final answer
    x = 3,193.53

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1.5x scale

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.