Home / 3,113.77-4,670.70-1,164.91

Finding the Fourth Proportional to 3,113.77, 4,670.70 and 1,164.91

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Solution

The fourth proportional to 3,113.77, 4,670.70 and 1,164.91 is: 1,747.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.77 : 4,670.70 = 1,164.91 : x
  2. Step 2: Convert to fraction form
    3,113.77/4,670.70 = 1,164.91/x
  3. Step 3: Cross multiply
    3,113.77x = 4,670.70 × 1,164.91
  4. Step 4: Simplify right side
    3,113.77x = 5,440,945.14
  5. Step 5: Solve for x
    x = 5,440,945.14/3,113.77
  6. Step 6: Final answer
    x = 1,747.38

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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.