Home / 4,520.45-6,776.01-1,889.49

Finding the Fourth Proportional to 4,520.45, 6,776.01 and 1,889.49

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Solution

The fourth proportional to 4,520.45, 6,776.01 and 1,889.49 is: 2,832.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.45 : 6,776.01 = 1,889.49 : x
  2. Step 2: Convert to fraction form
    4,520.45/6,776.01 = 1,889.49/x
  3. Step 3: Cross multiply
    4,520.45x = 6,776.01 × 1,889.49
  4. Step 4: Simplify right side
    4,520.45x = 12,803,203.13
  5. Step 5: Solve for x
    x = 12,803,203.13/4,520.45
  6. Step 6: Final answer
    x = 2,832.29

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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.