Home / 8,009.35-12,010.51-4,260.32

Finding the Fourth Proportional to 8,009.35, 12,010.51 and 4,260.32

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Solution

The fourth proportional to 8,009.35, 12,010.51 and 4,260.32 is: 6,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.35 : 12,010.51 = 4,260.32 : x
  2. Step 2: Convert to fraction form
    8,009.35/12,010.51 = 4,260.32/x
  3. Step 3: Cross multiply
    8,009.35x = 12,010.51 × 4,260.32
  4. Step 4: Simplify right side
    8,009.35x = 51,168,606.28
  5. Step 5: Solve for x
    x = 51,168,606.28/8,009.35
  6. Step 6: Final answer
    x = 6,388.61

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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.