Home / 5,247.31-7,869.08-1,736.67

Finding the Fourth Proportional to 5,247.31, 7,869.08 and 1,736.67

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Solution

The fourth proportional to 5,247.31, 7,869.08 and 1,736.67 is: 2,604.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.31 : 7,869.08 = 1,736.67 : x
  2. Step 2: Convert to fraction form
    5,247.31/7,869.08 = 1,736.67/x
  3. Step 3: Cross multiply
    5,247.31x = 7,869.08 × 1,736.67
  4. Step 4: Simplify right side
    5,247.31x = 13,665,986.48
  5. Step 5: Solve for x
    x = 13,665,986.48/5,247.31
  6. Step 6: Final answer
    x = 2,604.38

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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.