Home / 5,557.64-8,347.03-3,222.32

Finding the Fourth Proportional to 5,557.64, 8,347.03 and 3,222.32

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Solution

The fourth proportional to 5,557.64, 8,347.03 and 3,222.32 is: 4,839.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.64 : 8,347.03 = 3,222.32 : x
  2. Step 2: Convert to fraction form
    5,557.64/8,347.03 = 3,222.32/x
  3. Step 3: Cross multiply
    5,557.64x = 8,347.03 × 3,222.32
  4. Step 4: Simplify right side
    5,557.64x = 26,896,751.92
  5. Step 5: Solve for x
    x = 26,896,751.92/5,557.64
  6. Step 6: Final answer
    x = 4,839.60

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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.