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Finding the Fourth Proportional to 5,779.46, 8,674.05 and 2,495.05

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Solution

The fourth proportional to 5,779.46, 8,674.05 and 2,495.05 is: 3,744.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.46 : 8,674.05 = 2,495.05 : x
  2. Step 2: Convert to fraction form
    5,779.46/8,674.05 = 2,495.05/x
  3. Step 3: Cross multiply
    5,779.46x = 8,674.05 × 2,495.05
  4. Step 4: Simplify right side
    5,779.46x = 21,642,188.45
  5. Step 5: Solve for x
    x = 21,642,188.45/5,779.46
  6. Step 6: Final answer
    x = 3,744.67

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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.