Home / 7,647.24-11,471.04-2,453.16

Finding the Fourth Proportional to 7,647.24, 11,471.04 and 2,453.16

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Solution

The fourth proportional to 7,647.24, 11,471.04 and 2,453.16 is: 3,679.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.24 : 11,471.04 = 2,453.16 : x
  2. Step 2: Convert to fraction form
    7,647.24/11,471.04 = 2,453.16/x
  3. Step 3: Cross multiply
    7,647.24x = 11,471.04 × 2,453.16
  4. Step 4: Simplify right side
    7,647.24x = 28,140,296.49
  5. Step 5: Solve for x
    x = 28,140,296.49/7,647.24
  6. Step 6: Final answer
    x = 3,679.80

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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.