Home / 5,083.90-7,626.20-1,574.21

Finding the Fourth Proportional to 5,083.90, 7,626.20 and 1,574.21

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Solution

The fourth proportional to 5,083.90, 7,626.20 and 1,574.21 is: 2,361.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.90 : 7,626.20 = 1,574.21 : x
  2. Step 2: Convert to fraction form
    5,083.90/7,626.20 = 1,574.21/x
  3. Step 3: Cross multiply
    5,083.90x = 7,626.20 × 1,574.21
  4. Step 4: Simplify right side
    5,083.90x = 12,005,251.50
  5. Step 5: Solve for x
    x = 12,005,251.50/5,083.90
  6. Step 6: Final answer
    x = 2,361.43

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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.