Home / 7,907.92-11,858.04-2,434.64

Finding the Fourth Proportional to 7,907.92, 11,858.04 and 2,434.64

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Solution

The fourth proportional to 7,907.92, 11,858.04 and 2,434.64 is: 3,650.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,907.92 : 11,858.04 = 2,434.64 : x
  2. Step 2: Convert to fraction form
    7,907.92/11,858.04 = 2,434.64/x
  3. Step 3: Cross multiply
    7,907.92x = 11,858.04 × 2,434.64
  4. Step 4: Simplify right side
    7,907.92x = 28,870,058.51
  5. Step 5: Solve for x
    x = 28,870,058.51/7,907.92
  6. Step 6: Final answer
    x = 3,650.78

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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.