Home / 9,010.12-12,436.62-5,234.20

Finding the Fourth Proportional to 9,010.12, 12,436.62 and 5,234.20

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Solution

The fourth proportional to 9,010.12, 12,436.62 and 5,234.20 is: 7,224.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.12 : 12,436.62 = 5,234.20 : x
  2. Step 2: Convert to fraction form
    9,010.12/12,436.62 = 5,234.20/x
  3. Step 3: Cross multiply
    9,010.12x = 12,436.62 × 5,234.20
  4. Step 4: Simplify right side
    9,010.12x = 65,095,756.40
  5. Step 5: Solve for x
    x = 65,095,756.40/9,010.12
  6. Step 6: Final answer
    x = 7,224.74

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Double scale
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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.