Home / 10,369.53-15,558.87-5,437.98

Finding the Fourth Proportional to 10,369.53, 15,558.87 and 5,437.98

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Solution

The fourth proportional to 10,369.53, 15,558.87 and 5,437.98 is: 8,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.53 : 15,558.87 = 5,437.98 : x
  2. Step 2: Convert to fraction form
    10,369.53/15,558.87 = 5,437.98/x
  3. Step 3: Cross multiply
    10,369.53x = 15,558.87 × 5,437.98
  4. Step 4: Simplify right side
    10,369.53x = 84,608,823.88
  5. Step 5: Solve for x
    x = 84,608,823.88/10,369.53
  6. Step 6: Final answer
    x = 8,159.37

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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.