Home / 4,283.28-6,424.38-3,557.52

Finding the Fourth Proportional to 4,283.28, 6,424.38 and 3,557.52

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Solution

The fourth proportional to 4,283.28, 6,424.38 and 3,557.52 is: 5,335.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.28 : 6,424.38 = 3,557.52 : x
  2. Step 2: Convert to fraction form
    4,283.28/6,424.38 = 3,557.52/x
  3. Step 3: Cross multiply
    4,283.28x = 6,424.38 × 3,557.52
  4. Step 4: Simplify right side
    4,283.28x = 22,854,860.34
  5. Step 5: Solve for x
    x = 22,854,860.34/4,283.28
  6. Step 6: Final answer
    x = 5,335.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.