Home / 7,776.83-11,666.16-2,512.24

Finding the Fourth Proportional to 7,776.83, 11,666.16 and 2,512.24

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Solution

The fourth proportional to 7,776.83, 11,666.16 and 2,512.24 is: 3,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776.83 : 11,666.16 = 2,512.24 : x
  2. Step 2: Convert to fraction form
    7,776.83/11,666.16 = 2,512.24/x
  3. Step 3: Cross multiply
    7,776.83x = 11,666.16 × 2,512.24
  4. Step 4: Simplify right side
    7,776.83x = 29,308,164.63
  5. Step 5: Solve for x
    x = 29,308,164.63/7,776.83
  6. Step 6: Final answer
    x = 3,768.65

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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.