Home / 5,376.36-8,054.04-3,521.85

Finding the Fourth Proportional to 5,376.36, 8,054.04 and 3,521.85

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Solution

The fourth proportional to 5,376.36, 8,054.04 and 3,521.85 is: 5,275.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.36 : 8,054.04 = 3,521.85 : x
  2. Step 2: Convert to fraction form
    5,376.36/8,054.04 = 3,521.85/x
  3. Step 3: Cross multiply
    5,376.36x = 8,054.04 × 3,521.85
  4. Step 4: Simplify right side
    5,376.36x = 28,365,103.78
  5. Step 5: Solve for x
    x = 28,365,103.78/5,376.36
  6. Step 6: Final answer
    x = 5,275.89

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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.