Home / 4,283.82-6,417.42-2,818.56

Finding the Fourth Proportional to 4,283.82, 6,417.42 and 2,818.56

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Solution

The fourth proportional to 4,283.82, 6,417.42 and 2,818.56 is: 4,222.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.82 : 6,417.42 = 2,818.56 : x
  2. Step 2: Convert to fraction form
    4,283.82/6,417.42 = 2,818.56/x
  3. Step 3: Cross multiply
    4,283.82x = 6,417.42 × 2,818.56
  4. Step 4: Simplify right side
    4,283.82x = 18,087,883.32
  5. Step 5: Solve for x
    x = 18,087,883.32/4,283.82
  6. Step 6: Final answer
    x = 4,222.37

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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.