Home / 3,505.86-5,259.96-1,558.08

Finding the Fourth Proportional to 3,505.86, 5,259.96 and 1,558.08

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Solution

The fourth proportional to 3,505.86, 5,259.96 and 1,558.08 is: 2,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.86 : 5,259.96 = 1,558.08 : x
  2. Step 2: Convert to fraction form
    3,505.86/5,259.96 = 1,558.08/x
  3. Step 3: Cross multiply
    3,505.86x = 5,259.96 × 1,558.08
  4. Step 4: Simplify right side
    3,505.86x = 8,195,438.48
  5. Step 5: Solve for x
    x = 8,195,438.48/3,505.86
  6. Step 6: Final answer
    x = 2,337.64

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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.