Home / 6,296.24-8,688.12-3,643.22

Finding the Fourth Proportional to 6,296.24, 8,688.12 and 3,643.22

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Solution

The fourth proportional to 6,296.24, 8,688.12 and 3,643.22 is: 5,027.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,296.24 : 8,688.12 = 3,643.22 : x
  2. Step 2: Convert to fraction form
    6,296.24/8,688.12 = 3,643.22/x
  3. Step 3: Cross multiply
    6,296.24x = 8,688.12 × 3,643.22
  4. Step 4: Simplify right side
    6,296.24x = 31,652,732.55
  5. Step 5: Solve for x
    x = 31,652,732.55/6,296.24
  6. Step 6: Final answer
    x = 5,027.24

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1.5x scale

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.