Home / 9,623.24-13,283.60-5,647.68

Finding the Fourth Proportional to 9,623.24, 13,283.60 and 5,647.68

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Solution

The fourth proportional to 9,623.24, 13,283.60 and 5,647.68 is: 7,795.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,623.24 : 13,283.60 = 5,647.68 : x
  2. Step 2: Convert to fraction form
    9,623.24/13,283.60 = 5,647.68/x
  3. Step 3: Cross multiply
    9,623.24x = 13,283.60 × 5,647.68
  4. Step 4: Simplify right side
    9,623.24x = 75,021,493.81
  5. Step 5: Solve for x
    x = 75,021,493.81/9,623.24
  6. Step 6: Final answer
    x = 7,795.87

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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.