Home / 3,170.47-4,376.05-2,110.00

Finding the Fourth Proportional to 3,170.47, 4,376.05 and 2,110.00

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Solution

The fourth proportional to 3,170.47, 4,376.05 and 2,110.00 is: 2,912.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.47 : 4,376.05 = 2,110.00 : x
  2. Step 2: Convert to fraction form
    3,170.47/4,376.05 = 2,110.00/x
  3. Step 3: Cross multiply
    3,170.47x = 4,376.05 × 2,110.00
  4. Step 4: Simplify right side
    3,170.47x = 9,233,463.42
  5. Step 5: Solve for x
    x = 9,233,463.42/3,170.47
  6. Step 6: Final answer
    x = 2,912.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.