Home / 4,047.84-5,586.04-2,279.48

Finding the Fourth Proportional to 4,047.84, 5,586.04 and 2,279.48

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Solution

The fourth proportional to 4,047.84, 5,586.04 and 2,279.48 is: 3,145.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.84 : 5,586.04 = 2,279.48 : x
  2. Step 2: Convert to fraction form
    4,047.84/5,586.04 = 2,279.48/x
  3. Step 3: Cross multiply
    4,047.84x = 5,586.04 × 2,279.48
  4. Step 4: Simplify right side
    4,047.84x = 12,733,262.33
  5. Step 5: Solve for x
    x = 12,733,262.33/4,047.84
  6. Step 6: Final answer
    x = 3,145.69

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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.