Home / 5,334.10-8,000.52-1,438.81

Finding the Fourth Proportional to 5,334.10, 8,000.52 and 1,438.81

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Solution

The fourth proportional to 5,334.10, 8,000.52 and 1,438.81 is: 2,158.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.10 : 8,000.52 = 1,438.81 : x
  2. Step 2: Convert to fraction form
    5,334.10/8,000.52 = 1,438.81/x
  3. Step 3: Cross multiply
    5,334.10x = 8,000.52 × 1,438.81
  4. Step 4: Simplify right side
    5,334.10x = 11,511,228.18
  5. Step 5: Solve for x
    x = 11,511,228.18/5,334.10
  6. Step 6: Final answer
    x = 2,158.05

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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.