Home / 3,147.32-4,343.29-1,750.07

Finding the Fourth Proportional to 3,147.32, 4,343.29 and 1,750.07

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Solution

The fourth proportional to 3,147.32, 4,343.29 and 1,750.07 is: 2,415.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147.32 : 4,343.29 = 1,750.07 : x
  2. Step 2: Convert to fraction form
    3,147.32/4,343.29 = 1,750.07/x
  3. Step 3: Cross multiply
    3,147.32x = 4,343.29 × 1,750.07
  4. Step 4: Simplify right side
    3,147.32x = 7,601,061.53
  5. Step 5: Solve for x
    x = 7,601,061.53/3,147.32
  6. Step 6: Final answer
    x = 2,415.09

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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.