Home / 4,167.50-6,252.30-1,245.80

Finding the Fourth Proportional to 4,167.50, 6,252.30 and 1,245.80

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Solution

The fourth proportional to 4,167.50, 6,252.30 and 1,245.80 is: 1,869.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.50 : 6,252.30 = 1,245.80 : x
  2. Step 2: Convert to fraction form
    4,167.50/6,252.30 = 1,245.80/x
  3. Step 3: Cross multiply
    4,167.50x = 6,252.30 × 1,245.80
  4. Step 4: Simplify right side
    4,167.50x = 7,789,115.34
  5. Step 5: Solve for x
    x = 7,789,115.34/4,167.50
  6. Step 6: Final answer
    x = 1,869.01

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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.