Home / 9,066.21-12,512.61-5,087.55

Finding the Fourth Proportional to 9,066.21, 12,512.61 and 5,087.55

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Solution

The fourth proportional to 9,066.21, 12,512.61 and 5,087.55 is: 7,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,066.21 : 12,512.61 = 5,087.55 : x
  2. Step 2: Convert to fraction form
    9,066.21/12,512.61 = 5,087.55/x
  3. Step 3: Cross multiply
    9,066.21x = 12,512.61 × 5,087.55
  4. Step 4: Simplify right side
    9,066.21x = 63,658,575.93
  5. Step 5: Solve for x
    x = 63,658,575.93/9,066.21
  6. Step 6: Final answer
    x = 7,021.52

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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.