Home / 3,225.91-4,837.50-1,276.75

Finding the Fourth Proportional to 3,225.91, 4,837.50 and 1,276.75

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Solution

The fourth proportional to 3,225.91, 4,837.50 and 1,276.75 is: 1,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.91 : 4,837.50 = 1,276.75 : x
  2. Step 2: Convert to fraction form
    3,225.91/4,837.50 = 1,276.75/x
  3. Step 3: Cross multiply
    3,225.91x = 4,837.50 × 1,276.75
  4. Step 4: Simplify right side
    3,225.91x = 6,176,278.13
  5. Step 5: Solve for x
    x = 6,176,278.13/3,225.91
  6. Step 6: Final answer
    x = 1,914.58

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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.