Home / 5,376.42-8,061.48-2,253.06

Finding the Fourth Proportional to 5,376.42, 8,061.48 and 2,253.06

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Solution

The fourth proportional to 5,376.42, 8,061.48 and 2,253.06 is: 3,378.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.42 : 8,061.48 = 2,253.06 : x
  2. Step 2: Convert to fraction form
    5,376.42/8,061.48 = 2,253.06/x
  3. Step 3: Cross multiply
    5,376.42x = 8,061.48 × 2,253.06
  4. Step 4: Simplify right side
    5,376.42x = 18,162,998.13
  5. Step 5: Solve for x
    x = 18,162,998.13/5,376.42
  6. Step 6: Final answer
    x = 3,378.27

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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.