Home / 4,550.85-6,280.47-2,561.22

Finding the Fourth Proportional to 4,550.85, 6,280.47 and 2,561.22

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Solution

The fourth proportional to 4,550.85, 6,280.47 and 2,561.22 is: 3,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.85 : 6,280.47 = 2,561.22 : x
  2. Step 2: Convert to fraction form
    4,550.85/6,280.47 = 2,561.22/x
  3. Step 3: Cross multiply
    4,550.85x = 6,280.47 × 2,561.22
  4. Step 4: Simplify right side
    4,550.85x = 16,085,665.37
  5. Step 5: Solve for x
    x = 16,085,665.37/4,550.85
  6. Step 6: Final answer
    x = 3,534.65

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.