Home / 4,154.18-6,232.21-1,380.62

Finding the Fourth Proportional to 4,154.18, 6,232.21 and 1,380.62

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Solution

The fourth proportional to 4,154.18, 6,232.21 and 1,380.62 is: 2,071.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.18 : 6,232.21 = 1,380.62 : x
  2. Step 2: Convert to fraction form
    4,154.18/6,232.21 = 1,380.62/x
  3. Step 3: Cross multiply
    4,154.18x = 6,232.21 × 1,380.62
  4. Step 4: Simplify right side
    4,154.18x = 8,604,325.90
  5. Step 5: Solve for x
    x = 8,604,325.90/4,154.18
  6. Step 6: Final answer
    x = 2,071.25

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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.