Home / 7,076.85-9,767.30-4,094.51

Finding the Fourth Proportional to 7,076.85, 9,767.30 and 4,094.51

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Solution

The fourth proportional to 7,076.85, 9,767.30 and 4,094.51 is: 5,651.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076.85 : 9,767.30 = 4,094.51 : x
  2. Step 2: Convert to fraction form
    7,076.85/9,767.30 = 4,094.51/x
  3. Step 3: Cross multiply
    7,076.85x = 9,767.30 × 4,094.51
  4. Step 4: Simplify right side
    7,076.85x = 39,992,238.21
  5. Step 5: Solve for x
    x = 39,992,238.21/7,076.85
  6. Step 6: Final answer
    x = 5,651.14

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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.