Home / 4,045.50-5,583.96-2,277.72

Finding the Fourth Proportional to 4,045.50, 5,583.96 and 2,277.72

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Solution

The fourth proportional to 4,045.50, 5,583.96 and 2,277.72 is: 3,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.50 : 5,583.96 = 2,277.72 : x
  2. Step 2: Convert to fraction form
    4,045.50/5,583.96 = 2,277.72/x
  3. Step 3: Cross multiply
    4,045.50x = 5,583.96 × 2,277.72
  4. Step 4: Simplify right side
    4,045.50x = 12,718,697.37
  5. Step 5: Solve for x
    x = 12,718,697.37/4,045.50
  6. Step 6: Final answer
    x = 3,143.91

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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.