Home / 3,898.08-5,843.58-1,557.59

Finding the Fourth Proportional to 3,898.08, 5,843.58 and 1,557.59

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Solution

The fourth proportional to 3,898.08, 5,843.58 and 1,557.59 is: 2,334.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898.08 : 5,843.58 = 1,557.59 : x
  2. Step 2: Convert to fraction form
    3,898.08/5,843.58 = 1,557.59/x
  3. Step 3: Cross multiply
    3,898.08x = 5,843.58 × 1,557.59
  4. Step 4: Simplify right side
    3,898.08x = 9,101,872.55
  5. Step 5: Solve for x
    x = 9,101,872.55/3,898.08
  6. Step 6: Final answer
    x = 2,334.96

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1.5x scale

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.