Home / 2,555.70-3,529.08-2,424.48

Finding the Fourth Proportional to 2,555.70, 3,529.08 and 2,424.48

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Solution

The fourth proportional to 2,555.70, 3,529.08 and 2,424.48 is: 3,347.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.70 : 3,529.08 = 2,424.48 : x
  2. Step 2: Convert to fraction form
    2,555.70/3,529.08 = 2,424.48/x
  3. Step 3: Cross multiply
    2,555.70x = 3,529.08 × 2,424.48
  4. Step 4: Simplify right side
    2,555.70x = 8,556,183.88
  5. Step 5: Solve for x
    x = 8,556,183.88/2,555.70
  6. Step 6: Final answer
    x = 3,347.88

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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.