Home / 1,599.48-2,399.58-1,156.86

Finding the Fourth Proportional to 1,599.48, 2,399.58 and 1,156.86

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Solution

The fourth proportional to 1,599.48, 2,399.58 and 1,156.86 is: 1,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.48 : 2,399.58 = 1,156.86 : x
  2. Step 2: Convert to fraction form
    1,599.48/2,399.58 = 1,156.86/x
  3. Step 3: Cross multiply
    1,599.48x = 2,399.58 × 1,156.86
  4. Step 4: Simplify right side
    1,599.48x = 2,775,978.12
  5. Step 5: Solve for x
    x = 2,775,978.12/1,599.48
  6. Step 6: Final answer
    x = 1,735.55

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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.