Home / 2,424.34-3,342.20-1,627.80

Finding the Fourth Proportional to 2,424.34, 3,342.20 and 1,627.80

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Solution

The fourth proportional to 2,424.34, 3,342.20 and 1,627.80 is: 2,244.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.34 : 3,342.20 = 1,627.80 : x
  2. Step 2: Convert to fraction form
    2,424.34/3,342.20 = 1,627.80/x
  3. Step 3: Cross multiply
    2,424.34x = 3,342.20 × 1,627.80
  4. Step 4: Simplify right side
    2,424.34x = 5,440,437.23
  5. Step 5: Solve for x
    x = 5,440,437.23/2,424.34
  6. Step 6: Final answer
    x = 2,244.09

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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.