Home / 4,282.83-6,421.47-2,817.54

Finding the Fourth Proportional to 4,282.83, 6,421.47 and 2,817.54

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Solution

The fourth proportional to 4,282.83, 6,421.47 and 2,817.54 is: 4,224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.83 : 6,421.47 = 2,817.54 : x
  2. Step 2: Convert to fraction form
    4,282.83/6,421.47 = 2,817.54/x
  3. Step 3: Cross multiply
    4,282.83x = 6,421.47 × 2,817.54
  4. Step 4: Simplify right side
    4,282.83x = 18,092,748.58
  5. Step 5: Solve for x
    x = 18,092,748.58/4,282.83
  6. Step 6: Final answer
    x = 4,224.48

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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.