Home / 7,457.75-11,186.72-3,353.75

Finding the Fourth Proportional to 7,457.75, 11,186.72 and 3,353.75

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Solution

The fourth proportional to 7,457.75, 11,186.72 and 3,353.75 is: 5,030.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.75 : 11,186.72 = 3,353.75 : x
  2. Step 2: Convert to fraction form
    7,457.75/11,186.72 = 3,353.75/x
  3. Step 3: Cross multiply
    7,457.75x = 11,186.72 × 3,353.75
  4. Step 4: Simplify right side
    7,457.75x = 37,517,445.43
  5. Step 5: Solve for x
    x = 37,517,445.43/7,457.75
  6. Step 6: Final answer
    x = 5,030.67

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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.