Home / 3,343.68-4,614.12-1,851.84

Finding the Fourth Proportional to 3,343.68, 4,614.12 and 1,851.84

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Solution

The fourth proportional to 3,343.68, 4,614.12 and 1,851.84 is: 2,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.68 : 4,614.12 = 1,851.84 : x
  2. Step 2: Convert to fraction form
    3,343.68/4,614.12 = 1,851.84/x
  3. Step 3: Cross multiply
    3,343.68x = 4,614.12 × 1,851.84
  4. Step 4: Simplify right side
    3,343.68x = 8,544,611.98
  5. Step 5: Solve for x
    x = 8,544,611.98/3,343.68
  6. Step 6: Final answer
    x = 2,555.45

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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.