Home / 8,200.56-12,301.16-4,665.36

Finding the Fourth Proportional to 8,200.56, 12,301.16 and 4,665.36

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Solution

The fourth proportional to 8,200.56, 12,301.16 and 4,665.36 is: 6,998.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200.56 : 12,301.16 = 4,665.36 : x
  2. Step 2: Convert to fraction form
    8,200.56/12,301.16 = 4,665.36/x
  3. Step 3: Cross multiply
    8,200.56x = 12,301.16 × 4,665.36
  4. Step 4: Simplify right side
    8,200.56x = 57,389,339.82
  5. Step 5: Solve for x
    x = 57,389,339.82/8,200.56
  6. Step 6: Final answer
    x = 6,998.22

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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.