Home / 4,022.40-6,033.96-1,389.56

Finding the Fourth Proportional to 4,022.40, 6,033.96 and 1,389.56

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Solution

The fourth proportional to 4,022.40, 6,033.96 and 1,389.56 is: 2,084.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.40 : 6,033.96 = 1,389.56 : x
  2. Step 2: Convert to fraction form
    4,022.40/6,033.96 = 1,389.56/x
  3. Step 3: Cross multiply
    4,022.40x = 6,033.96 × 1,389.56
  4. Step 4: Simplify right side
    4,022.40x = 8,384,549.46
  5. Step 5: Solve for x
    x = 8,384,549.46/4,022.40
  6. Step 6: Final answer
    x = 2,084.46

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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.