Home / 4,022.84-6,032.03-1,389.12

Finding the Fourth Proportional to 4,022.84, 6,032.03 and 1,389.12

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Solution

The fourth proportional to 4,022.84, 6,032.03 and 1,389.12 is: 2,082.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.84 : 6,032.03 = 1,389.12 : x
  2. Step 2: Convert to fraction form
    4,022.84/6,032.03 = 1,389.12/x
  3. Step 3: Cross multiply
    4,022.84x = 6,032.03 × 1,389.12
  4. Step 4: Simplify right side
    4,022.84x = 8,379,206.57
  5. Step 5: Solve for x
    x = 8,379,206.57/4,022.84
  6. Step 6: Final answer
    x = 2,082.91

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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.