Home / 4,005.74-5,523.67-2,748.62

Finding the Fourth Proportional to 4,005.74, 5,523.67 and 2,748.62

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Solution

The fourth proportional to 4,005.74, 5,523.67 and 2,748.62 is: 3,790.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.74 : 5,523.67 = 2,748.62 : x
  2. Step 2: Convert to fraction form
    4,005.74/5,523.67 = 2,748.62/x
  3. Step 3: Cross multiply
    4,005.74x = 5,523.67 × 2,748.62
  4. Step 4: Simplify right side
    4,005.74x = 15,182,476.77
  5. Step 5: Solve for x
    x = 15,182,476.77/4,005.74
  6. Step 6: Final answer
    x = 3,790.19

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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.