Home / 5,573.12-8,359.76-1,677.28

Finding the Fourth Proportional to 5,573.12, 8,359.76 and 1,677.28

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Solution

The fourth proportional to 5,573.12, 8,359.76 and 1,677.28 is: 2,515.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573.12 : 8,359.76 = 1,677.28 : x
  2. Step 2: Convert to fraction form
    5,573.12/8,359.76 = 1,677.28/x
  3. Step 3: Cross multiply
    5,573.12x = 8,359.76 × 1,677.28
  4. Step 4: Simplify right side
    5,573.12x = 14,021,658.25
  5. Step 5: Solve for x
    x = 14,021,658.25/5,573.12
  6. Step 6: Final answer
    x = 2,515.94

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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.