Home / 5,555.10-8,336.70-3,705.60

Finding the Fourth Proportional to 5,555.10, 8,336.70 and 3,705.60

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Solution

The fourth proportional to 5,555.10, 8,336.70 and 3,705.60 is: 5,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.10 : 8,336.70 = 3,705.60 : x
  2. Step 2: Convert to fraction form
    5,555.10/8,336.70 = 3,705.60/x
  3. Step 3: Cross multiply
    5,555.10x = 8,336.70 × 3,705.60
  4. Step 4: Simplify right side
    5,555.10x = 30,892,475.52
  5. Step 5: Solve for x
    x = 30,892,475.52/5,555.10
  6. Step 6: Final answer
    x = 5,561.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.