Home / 3,187.03-4,776.75-1,337.50

Finding the Fourth Proportional to 3,187.03, 4,776.75 and 1,337.50

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Solution

The fourth proportional to 3,187.03, 4,776.75 and 1,337.50 is: 2,004.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.03 : 4,776.75 = 1,337.50 : x
  2. Step 2: Convert to fraction form
    3,187.03/4,776.75 = 1,337.50/x
  3. Step 3: Cross multiply
    3,187.03x = 4,776.75 × 1,337.50
  4. Step 4: Simplify right side
    3,187.03x = 6,388,903.13
  5. Step 5: Solve for x
    x = 6,388,903.13/3,187.03
  6. Step 6: Final answer
    x = 2,004.66

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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.