Home / 8,388.09-12,528.59-7,596.33

Finding the Fourth Proportional to 8,388.09, 12,528.59 and 7,596.33

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Solution

The fourth proportional to 8,388.09, 12,528.59 and 7,596.33 is: 11,346.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.09 : 12,528.59 = 7,596.33 : x
  2. Step 2: Convert to fraction form
    8,388.09/12,528.59 = 7,596.33/x
  3. Step 3: Cross multiply
    8,388.09x = 12,528.59 × 7,596.33
  4. Step 4: Simplify right side
    8,388.09x = 95,171,323.07
  5. Step 5: Solve for x
    x = 95,171,323.07/8,388.09
  6. Step 6: Final answer
    x = 11,346.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.