Home / 4,487.10-6,727.77-1,889.34

Finding the Fourth Proportional to 4,487.10, 6,727.77 and 1,889.34

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Solution

The fourth proportional to 4,487.10, 6,727.77 and 1,889.34 is: 2,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.10 : 6,727.77 = 1,889.34 : x
  2. Step 2: Convert to fraction form
    4,487.10/6,727.77 = 1,889.34/x
  3. Step 3: Cross multiply
    4,487.10x = 6,727.77 × 1,889.34
  4. Step 4: Simplify right side
    4,487.10x = 12,711,044.97
  5. Step 5: Solve for x
    x = 12,711,044.97/4,487.10
  6. Step 6: Final answer
    x = 2,832.80

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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.