Home / 3,426.35-5,137.23-1,574.96

Finding the Fourth Proportional to 3,426.35, 5,137.23 and 1,574.96

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Solution

The fourth proportional to 3,426.35, 5,137.23 and 1,574.96 is: 2,361.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.35 : 5,137.23 = 1,574.96 : x
  2. Step 2: Convert to fraction form
    3,426.35/5,137.23 = 1,574.96/x
  3. Step 3: Cross multiply
    3,426.35x = 5,137.23 × 1,574.96
  4. Step 4: Simplify right side
    3,426.35x = 8,090,931.76
  5. Step 5: Solve for x
    x = 8,090,931.76/3,426.35
  6. Step 6: Final answer
    x = 2,361.39

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1.5x scale

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.