Home / 4,030.50-5,561.13-2,261.94

Finding the Fourth Proportional to 4,030.50, 5,561.13 and 2,261.94

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Solution

The fourth proportional to 4,030.50, 5,561.13 and 2,261.94 is: 3,120.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.50 : 5,561.13 = 2,261.94 : x
  2. Step 2: Convert to fraction form
    4,030.50/5,561.13 = 2,261.94/x
  3. Step 3: Cross multiply
    4,030.50x = 5,561.13 × 2,261.94
  4. Step 4: Simplify right side
    4,030.50x = 12,578,942.39
  5. Step 5: Solve for x
    x = 12,578,942.39/4,030.50
  6. Step 6: Final answer
    x = 3,120.94

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Half scale
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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.