Home / 8,199.96-12,300.13-2,935.33

Finding the Fourth Proportional to 8,199.96, 12,300.13 and 2,935.33

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Solution

The fourth proportional to 8,199.96, 12,300.13 and 2,935.33 is: 4,403.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.96 : 12,300.13 = 2,935.33 : x
  2. Step 2: Convert to fraction form
    8,199.96/12,300.13 = 2,935.33/x
  3. Step 3: Cross multiply
    8,199.96x = 12,300.13 × 2,935.33
  4. Step 4: Simplify right side
    8,199.96x = 36,104,946.34
  5. Step 5: Solve for x
    x = 36,104,946.34/8,199.96
  6. Step 6: Final answer
    x = 4,403.06

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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.