Home / 3,500.34-5,250.81-1,159.86

Finding the Fourth Proportional to 3,500.34, 5,250.81 and 1,159.86

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Solution

The fourth proportional to 3,500.34, 5,250.81 and 1,159.86 is: 1,739.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.34 : 5,250.81 = 1,159.86 : x
  2. Step 2: Convert to fraction form
    3,500.34/5,250.81 = 1,159.86/x
  3. Step 3: Cross multiply
    3,500.34x = 5,250.81 × 1,159.86
  4. Step 4: Simplify right side
    3,500.34x = 6,090,204.49
  5. Step 5: Solve for x
    x = 6,090,204.49/3,500.34
  6. Step 6: Final answer
    x = 1,739.89

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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.