Home / 5,826.12-8,030.68-3,937.12

Finding the Fourth Proportional to 5,826.12, 8,030.68 and 3,937.12

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Solution

The fourth proportional to 5,826.12, 8,030.68 and 3,937.12 is: 5,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826.12 : 8,030.68 = 3,937.12 : x
  2. Step 2: Convert to fraction form
    5,826.12/8,030.68 = 3,937.12/x
  3. Step 3: Cross multiply
    5,826.12x = 8,030.68 × 3,937.12
  4. Step 4: Simplify right side
    5,826.12x = 31,617,750.84
  5. Step 5: Solve for x
    x = 31,617,750.84/5,826.12
  6. Step 6: Final answer
    x = 5,426.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.