Home / 7,964.16-11,929.82-4,667.24

Finding the Fourth Proportional to 7,964.16, 11,929.82 and 4,667.24

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Solution

The fourth proportional to 7,964.16, 11,929.82 and 4,667.24 is: 6,991.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964.16 : 11,929.82 = 4,667.24 : x
  2. Step 2: Convert to fraction form
    7,964.16/11,929.82 = 4,667.24/x
  3. Step 3: Cross multiply
    7,964.16x = 11,929.82 × 4,667.24
  4. Step 4: Simplify right side
    7,964.16x = 55,679,333.10
  5. Step 5: Solve for x
    x = 55,679,333.10/7,964.16
  6. Step 6: Final answer
    x = 6,991.24

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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.