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Finding the Fourth Proportional to 5,346.12, 8,019.18 and 1,450.53

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Solution

The fourth proportional to 5,346.12, 8,019.18 and 1,450.53 is: 2,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.12 : 8,019.18 = 1,450.53 : x
  2. Step 2: Convert to fraction form
    5,346.12/8,019.18 = 1,450.53/x
  3. Step 3: Cross multiply
    5,346.12x = 8,019.18 × 1,450.53
  4. Step 4: Simplify right side
    5,346.12x = 11,632,061.17
  5. Step 5: Solve for x
    x = 11,632,061.17/5,346.12
  6. Step 6: Final answer
    x = 2,175.80

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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.