Home / 2,358.28-3,253.38-1,571.56

Finding the Fourth Proportional to 2,358.28, 3,253.38 and 1,571.56

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Solution

The fourth proportional to 2,358.28, 3,253.38 and 1,571.56 is: 2,168.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.28 : 3,253.38 = 1,571.56 : x
  2. Step 2: Convert to fraction form
    2,358.28/3,253.38 = 1,571.56/x
  3. Step 3: Cross multiply
    2,358.28x = 3,253.38 × 1,571.56
  4. Step 4: Simplify right side
    2,358.28x = 5,112,881.87
  5. Step 5: Solve for x
    x = 5,112,881.87/2,358.28
  6. Step 6: Final answer
    x = 2,168.06

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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.