Home / 7,427.55-11,133.60-2,495.51

Finding the Fourth Proportional to 7,427.55, 11,133.60 and 2,495.51

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Solution

The fourth proportional to 7,427.55, 11,133.60 and 2,495.51 is: 3,740.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.55 : 11,133.60 = 2,495.51 : x
  2. Step 2: Convert to fraction form
    7,427.55/11,133.60 = 2,495.51/x
  3. Step 3: Cross multiply
    7,427.55x = 11,133.60 × 2,495.51
  4. Step 4: Simplify right side
    7,427.55x = 27,784,000.90
  5. Step 5: Solve for x
    x = 27,784,000.90/7,427.55
  6. Step 6: Final answer
    x = 3,740.67

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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.