Home / 12,060.39-18,095.79-6,512.64

Finding the Fourth Proportional to 12,060.39, 18,095.79 and 6,512.64

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Solution

The fourth proportional to 12,060.39, 18,095.79 and 6,512.64 is: 9,771.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.39 : 18,095.79 = 6,512.64 : x
  2. Step 2: Convert to fraction form
    12,060.39/18,095.79 = 6,512.64/x
  3. Step 3: Cross multiply
    12,060.39x = 18,095.79 × 6,512.64
  4. Step 4: Simplify right side
    12,060.39x = 117,851,365.79
  5. Step 5: Solve for x
    x = 117,851,365.79/12,060.39
  6. Step 6: Final answer
    x = 9,771.77

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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.