Home / 7,783.29-11,674.46-2,518.19

Finding the Fourth Proportional to 7,783.29, 11,674.46 and 2,518.19

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Solution

The fourth proportional to 7,783.29, 11,674.46 and 2,518.19 is: 3,777.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.29 : 11,674.46 = 2,518.19 : x
  2. Step 2: Convert to fraction form
    7,783.29/11,674.46 = 2,518.19/x
  3. Step 3: Cross multiply
    7,783.29x = 11,674.46 × 2,518.19
  4. Step 4: Simplify right side
    7,783.29x = 29,398,500.13
  5. Step 5: Solve for x
    x = 29,398,500.13/7,783.29
  6. Step 6: Final answer
    x = 3,777.13

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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.