Home / 7,583.38-11,374.69-2,905.63

Finding the Fourth Proportional to 7,583.38, 11,374.69 and 2,905.63

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Solution

The fourth proportional to 7,583.38, 11,374.69 and 2,905.63 is: 4,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.38 : 11,374.69 = 2,905.63 : x
  2. Step 2: Convert to fraction form
    7,583.38/11,374.69 = 2,905.63/x
  3. Step 3: Cross multiply
    7,583.38x = 11,374.69 × 2,905.63
  4. Step 4: Simplify right side
    7,583.38x = 33,050,625.98
  5. Step 5: Solve for x
    x = 33,050,625.98/7,583.38
  6. Step 6: Final answer
    x = 4,358.30

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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.