Home / 10,087.22-13,922.07-5,838.40

Finding the Fourth Proportional to 10,087.22, 13,922.07 and 5,838.40

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Solution

The fourth proportional to 10,087.22, 13,922.07 and 5,838.40 is: 8,057.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087.22 : 13,922.07 = 5,838.40 : x
  2. Step 2: Convert to fraction form
    10,087.22/13,922.07 = 5,838.40/x
  3. Step 3: Cross multiply
    10,087.22x = 13,922.07 × 5,838.40
  4. Step 4: Simplify right side
    10,087.22x = 81,282,613.49
  5. Step 5: Solve for x
    x = 81,282,613.49/10,087.22
  6. Step 6: Final answer
    x = 8,057.98

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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.