Home / 12,773.90-19,161.77-4,456.01

Finding the Fourth Proportional to 12,773.90, 19,161.77 and 4,456.01

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Solution

The fourth proportional to 12,773.90, 19,161.77 and 4,456.01 is: 6,684.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773.90 : 19,161.77 = 4,456.01 : x
  2. Step 2: Convert to fraction form
    12,773.90/19,161.77 = 4,456.01/x
  3. Step 3: Cross multiply
    12,773.90x = 19,161.77 × 4,456.01
  4. Step 4: Simplify right side
    12,773.90x = 85,385,064.36
  5. Step 5: Solve for x
    x = 85,385,064.36/12,773.90
  6. Step 6: Final answer
    x = 6,684.34

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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.