Home / 4,047.56-5,586.17-2,279.51

Finding the Fourth Proportional to 4,047.56, 5,586.17 and 2,279.51

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Solution

The fourth proportional to 4,047.56, 5,586.17 and 2,279.51 is: 3,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.56 : 5,586.17 = 2,279.51 : x
  2. Step 2: Convert to fraction form
    4,047.56/5,586.17 = 2,279.51/x
  3. Step 3: Cross multiply
    4,047.56x = 5,586.17 × 2,279.51
  4. Step 4: Simplify right side
    4,047.56x = 12,733,730.38
  5. Step 5: Solve for x
    x = 12,733,730.38/4,047.56
  6. Step 6: Final answer
    x = 3,146.03

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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.