Home / 12,007.37-18,011.05-6,160.25

Finding the Fourth Proportional to 12,007.37, 18,011.05 and 6,160.25

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Solution

The fourth proportional to 12,007.37, 18,011.05 and 6,160.25 is: 9,240.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007.37 : 18,011.05 = 6,160.25 : x
  2. Step 2: Convert to fraction form
    12,007.37/18,011.05 = 6,160.25/x
  3. Step 3: Cross multiply
    12,007.37x = 18,011.05 × 6,160.25
  4. Step 4: Simplify right side
    12,007.37x = 110,952,465.31
  5. Step 5: Solve for x
    x = 110,952,465.31/12,007.37
  6. Step 6: Final answer
    x = 9,240.37

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Similar ratio
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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.