Home / 9,009.62-13,492.47-5,102.18

Finding the Fourth Proportional to 9,009.62, 13,492.47 and 5,102.18

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Solution

The fourth proportional to 9,009.62, 13,492.47 and 5,102.18 is: 7,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.62 : 13,492.47 = 5,102.18 : x
  2. Step 2: Convert to fraction form
    9,009.62/13,492.47 = 5,102.18/x
  3. Step 3: Cross multiply
    9,009.62x = 13,492.47 × 5,102.18
  4. Step 4: Simplify right side
    9,009.62x = 68,841,010.58
  5. Step 5: Solve for x
    x = 68,841,010.58/9,009.62
  6. Step 6: Final answer
    x = 7,640.83

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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.