Home / 5,355.96-7,394.84-3,340.16

Finding the Fourth Proportional to 5,355.96, 7,394.84 and 3,340.16

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Solution

The fourth proportional to 5,355.96, 7,394.84 and 3,340.16 is: 4,611.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.96 : 7,394.84 = 3,340.16 : x
  2. Step 2: Convert to fraction form
    5,355.96/7,394.84 = 3,340.16/x
  3. Step 3: Cross multiply
    5,355.96x = 7,394.84 × 3,340.16
  4. Step 4: Simplify right side
    5,355.96x = 24,699,895.10
  5. Step 5: Solve for x
    x = 24,699,895.10/5,355.96
  6. Step 6: Final answer
    x = 4,611.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.