Home / 7,993.32-11,973.84-4,864.14

Finding the Fourth Proportional to 7,993.32, 11,973.84 and 4,864.14

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Solution

The fourth proportional to 7,993.32, 11,973.84 and 4,864.14 is: 7,286.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,993.32 : 11,973.84 = 4,864.14 : x
  2. Step 2: Convert to fraction form
    7,993.32/11,973.84 = 4,864.14/x
  3. Step 3: Cross multiply
    7,993.32x = 11,973.84 × 4,864.14
  4. Step 4: Simplify right side
    7,993.32x = 58,242,434.10
  5. Step 5: Solve for x
    x = 58,242,434.10/7,993.32
  6. Step 6: Final answer
    x = 7,286.39

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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.