Home / 5,623.80-8,434.09-1,674.89

Finding the Fourth Proportional to 5,623.80, 8,434.09 and 1,674.89

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Solution

The fourth proportional to 5,623.80, 8,434.09 and 1,674.89 is: 2,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.80 : 8,434.09 = 1,674.89 : x
  2. Step 2: Convert to fraction form
    5,623.80/8,434.09 = 1,674.89/x
  3. Step 3: Cross multiply
    5,623.80x = 8,434.09 × 1,674.89
  4. Step 4: Simplify right side
    5,623.80x = 14,126,189.90
  5. Step 5: Solve for x
    x = 14,126,189.90/5,623.80
  6. Step 6: Final answer
    x = 2,511.86

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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.