Home / 2,896.23-3,996.81-1,569.93

Finding the Fourth Proportional to 2,896.23, 3,996.81 and 1,569.93

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Solution

The fourth proportional to 2,896.23, 3,996.81 and 1,569.93 is: 2,166.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.23 : 3,996.81 = 1,569.93 : x
  2. Step 2: Convert to fraction form
    2,896.23/3,996.81 = 1,569.93/x
  3. Step 3: Cross multiply
    2,896.23x = 3,996.81 × 1,569.93
  4. Step 4: Simplify right side
    2,896.23x = 6,274,711.92
  5. Step 5: Solve for x
    x = 6,274,711.92/2,896.23
  6. Step 6: Final answer
    x = 2,166.51

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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.