Home / 5,559.80-8,337.24-1,663.46

Finding the Fourth Proportional to 5,559.80, 8,337.24 and 1,663.46

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Solution

The fourth proportional to 5,559.80, 8,337.24 and 1,663.46 is: 2,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.80 : 8,337.24 = 1,663.46 : x
  2. Step 2: Convert to fraction form
    5,559.80/8,337.24 = 1,663.46/x
  3. Step 3: Cross multiply
    5,559.80x = 8,337.24 × 1,663.46
  4. Step 4: Simplify right side
    5,559.80x = 13,868,665.25
  5. Step 5: Solve for x
    x = 13,868,665.25/5,559.80
  6. Step 6: Final answer
    x = 2,494.45

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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.