Home / 4,128.30-5,697.44-2,359.56

Finding the Fourth Proportional to 4,128.30, 5,697.44 and 2,359.56

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Solution

The fourth proportional to 4,128.30, 5,697.44 and 2,359.56 is: 3,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.30 : 5,697.44 = 2,359.56 : x
  2. Step 2: Convert to fraction form
    4,128.30/5,697.44 = 2,359.56/x
  3. Step 3: Cross multiply
    4,128.30x = 5,697.44 × 2,359.56
  4. Step 4: Simplify right side
    4,128.30x = 13,443,451.53
  5. Step 5: Solve for x
    x = 13,443,451.53/4,128.30
  6. Step 6: Final answer
    x = 3,256.41

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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.