Home / 7,914.22-10,922.16-4,557.91

Finding the Fourth Proportional to 7,914.22, 10,922.16 and 4,557.91

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Solution

The fourth proportional to 7,914.22, 10,922.16 and 4,557.91 is: 6,290.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.22 : 10,922.16 = 4,557.91 : x
  2. Step 2: Convert to fraction form
    7,914.22/10,922.16 = 4,557.91/x
  3. Step 3: Cross multiply
    7,914.22x = 10,922.16 × 4,557.91
  4. Step 4: Simplify right side
    7,914.22x = 49,782,249.59
  5. Step 5: Solve for x
    x = 49,782,249.59/7,914.22
  6. Step 6: Final answer
    x = 6,290.23

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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.