Home / 5,826.63-8,031.36-3,937.62

Finding the Fourth Proportional to 5,826.63, 8,031.36 and 3,937.62

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Solution

The fourth proportional to 5,826.63, 8,031.36 and 3,937.62 is: 5,427.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826.63 : 8,031.36 = 3,937.62 : x
  2. Step 2: Convert to fraction form
    5,826.63/8,031.36 = 3,937.62/x
  3. Step 3: Cross multiply
    5,826.63x = 8,031.36 × 3,937.62
  4. Step 4: Simplify right side
    5,826.63x = 31,624,443.76
  5. Step 5: Solve for x
    x = 31,624,443.76/5,826.63
  6. Step 6: Final answer
    x = 5,427.57

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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.