Home / 3,463.75-5,196.08-1,272.50

Finding the Fourth Proportional to 3,463.75, 5,196.08 and 1,272.50

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Solution

The fourth proportional to 3,463.75, 5,196.08 and 1,272.50 is: 1,908.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.75 : 5,196.08 = 1,272.50 : x
  2. Step 2: Convert to fraction form
    3,463.75/5,196.08 = 1,272.50/x
  3. Step 3: Cross multiply
    3,463.75x = 5,196.08 × 1,272.50
  4. Step 4: Simplify right side
    3,463.75x = 6,612,011.80
  5. Step 5: Solve for x
    x = 6,612,011.80/3,463.75
  6. Step 6: Final answer
    x = 1,908.92

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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.