Home / 5,559.08-8,338.72-1,860.62

Finding the Fourth Proportional to 5,559.08, 8,338.72 and 1,860.62

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Solution

The fourth proportional to 5,559.08, 8,338.72 and 1,860.62 is: 2,790.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.08 : 8,338.72 = 1,860.62 : x
  2. Step 2: Convert to fraction form
    5,559.08/8,338.72 = 1,860.62/x
  3. Step 3: Cross multiply
    5,559.08x = 8,338.72 × 1,860.62
  4. Step 4: Simplify right side
    5,559.08x = 15,515,163.71
  5. Step 5: Solve for x
    x = 15,515,163.71/5,559.08
  6. Step 6: Final answer
    x = 2,790.96

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Half scale
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Double scale
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Similar ratio
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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.