Home / 2,477.74-3,716.97-1,322.86

Finding the Fourth Proportional to 2,477.74, 3,716.97 and 1,322.86

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Solution

The fourth proportional to 2,477.74, 3,716.97 and 1,322.86 is: 1,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477.74 : 3,716.97 = 1,322.86 : x
  2. Step 2: Convert to fraction form
    2,477.74/3,716.97 = 1,322.86/x
  3. Step 3: Cross multiply
    2,477.74x = 3,716.97 × 1,322.86
  4. Step 4: Simplify right side
    2,477.74x = 4,917,030.93
  5. Step 5: Solve for x
    x = 4,917,030.93/2,477.74
  6. Step 6: Final answer
    x = 1,984.48

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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.