Home / 3,505.87-5,260.02-1,557.82

Finding the Fourth Proportional to 3,505.87, 5,260.02 and 1,557.82

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Solution

The fourth proportional to 3,505.87, 5,260.02 and 1,557.82 is: 2,337.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.87 : 5,260.02 = 1,557.82 : x
  2. Step 2: Convert to fraction form
    3,505.87/5,260.02 = 1,557.82/x
  3. Step 3: Cross multiply
    3,505.87x = 5,260.02 × 1,557.82
  4. Step 4: Simplify right side
    3,505.87x = 8,194,164.36
  5. Step 5: Solve for x
    x = 8,194,164.36/3,505.87
  6. Step 6: Final answer
    x = 2,337.27

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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.