Home / 9,268.77-12,790.97-5,019.84

Finding the Fourth Proportional to 9,268.77, 12,790.97 and 5,019.84

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Solution

The fourth proportional to 9,268.77, 12,790.97 and 5,019.84 is: 6,927.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268.77 : 12,790.97 = 5,019.84 : x
  2. Step 2: Convert to fraction form
    9,268.77/12,790.97 = 5,019.84/x
  3. Step 3: Cross multiply
    9,268.77x = 12,790.97 × 5,019.84
  4. Step 4: Simplify right side
    9,268.77x = 64,208,533.79
  5. Step 5: Solve for x
    x = 64,208,533.79/9,268.77
  6. Step 6: Final answer
    x = 6,927.41

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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.