Home / 10,840.82-16,235.24-5,561.93

Finding the Fourth Proportional to 10,840.82, 16,235.24 and 5,561.93

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Solution

The fourth proportional to 10,840.82, 16,235.24 and 5,561.93 is: 8,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.82 : 16,235.24 = 5,561.93 : x
  2. Step 2: Convert to fraction form
    10,840.82/16,235.24 = 5,561.93/x
  3. Step 3: Cross multiply
    10,840.82x = 16,235.24 × 5,561.93
  4. Step 4: Simplify right side
    10,840.82x = 90,299,281.19
  5. Step 5: Solve for x
    x = 90,299,281.19/10,840.82
  6. Step 6: Final answer
    x = 8,329.57

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1.5x scale

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.