Home / 12,036.16-16,611.04-6,730.97

Finding the Fourth Proportional to 12,036.16, 16,611.04 and 6,730.97

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Solution

The fourth proportional to 12,036.16, 16,611.04 and 6,730.97 is: 9,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036.16 : 16,611.04 = 6,730.97 : x
  2. Step 2: Convert to fraction form
    12,036.16/16,611.04 = 6,730.97/x
  3. Step 3: Cross multiply
    12,036.16x = 16,611.04 × 6,730.97
  4. Step 4: Simplify right side
    12,036.16x = 111,808,337.27
  5. Step 5: Solve for x
    x = 111,808,337.27/12,036.16
  6. Step 6: Final answer
    x = 9,289.37

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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.