Home / 7,623.47-11,435.21-5,025.80

Finding the Fourth Proportional to 7,623.47, 11,435.21 and 5,025.80

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Solution

The fourth proportional to 7,623.47, 11,435.21 and 5,025.80 is: 7,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.47 : 11,435.21 = 5,025.80 : x
  2. Step 2: Convert to fraction form
    7,623.47/11,435.21 = 5,025.80/x
  3. Step 3: Cross multiply
    7,623.47x = 11,435.21 × 5,025.80
  4. Step 4: Simplify right side
    7,623.47x = 57,471,053.29
  5. Step 5: Solve for x
    x = 57,471,053.29/7,623.47
  6. Step 6: Final answer
    x = 7,538.70

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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.