Home / 5,473.58-8,209.76-1,577.98

Finding the Fourth Proportional to 5,473.58, 8,209.76 and 1,577.98

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Solution

The fourth proportional to 5,473.58, 8,209.76 and 1,577.98 is: 2,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.58 : 8,209.76 = 1,577.98 : x
  2. Step 2: Convert to fraction form
    5,473.58/8,209.76 = 1,577.98/x
  3. Step 3: Cross multiply
    5,473.58x = 8,209.76 × 1,577.98
  4. Step 4: Simplify right side
    5,473.58x = 12,954,839.46
  5. Step 5: Solve for x
    x = 12,954,839.46/5,473.58
  6. Step 6: Final answer
    x = 2,366.80

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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.