Home / 3,147.18-4,343.19-1,750.14

Finding the Fourth Proportional to 3,147.18, 4,343.19 and 1,750.14

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Solution

The fourth proportional to 3,147.18, 4,343.19 and 1,750.14 is: 2,415.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147.18 : 4,343.19 = 1,750.14 : x
  2. Step 2: Convert to fraction form
    3,147.18/4,343.19 = 1,750.14/x
  3. Step 3: Cross multiply
    3,147.18x = 4,343.19 × 1,750.14
  4. Step 4: Simplify right side
    3,147.18x = 7,601,190.55
  5. Step 5: Solve for x
    x = 7,601,190.55/3,147.18
  6. Step 6: Final answer
    x = 2,415.24

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1.5x scale

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.