Home / 4,173.50-6,261.30-1,251.80

Finding the Fourth Proportional to 4,173.50, 6,261.30 and 1,251.80

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Solution

The fourth proportional to 4,173.50, 6,261.30 and 1,251.80 is: 1,878.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.50 : 6,261.30 = 1,251.80 : x
  2. Step 2: Convert to fraction form
    4,173.50/6,261.30 = 1,251.80/x
  3. Step 3: Cross multiply
    4,173.50x = 6,261.30 × 1,251.80
  4. Step 4: Simplify right side
    4,173.50x = 7,837,895.34
  5. Step 5: Solve for x
    x = 7,837,895.34/4,173.50
  6. Step 6: Final answer
    x = 1,878.01

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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.