Home / 5,322.08-7,983.98-1,623.47

Finding the Fourth Proportional to 5,322.08, 7,983.98 and 1,623.47

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Solution

The fourth proportional to 5,322.08, 7,983.98 and 1,623.47 is: 2,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.08 : 7,983.98 = 1,623.47 : x
  2. Step 2: Convert to fraction form
    5,322.08/7,983.98 = 1,623.47/x
  3. Step 3: Cross multiply
    5,322.08x = 7,983.98 × 1,623.47
  4. Step 4: Simplify right side
    5,322.08x = 12,961,703.97
  5. Step 5: Solve for x
    x = 12,961,703.97/5,322.08
  6. Step 6: Final answer
    x = 2,435.46

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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.