Home / 9,766.24-13,477.44-5,789.28

Finding the Fourth Proportional to 9,766.24, 13,477.44 and 5,789.28

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Solution

The fourth proportional to 9,766.24, 13,477.44 and 5,789.28 is: 7,989.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.24 : 13,477.44 = 5,789.28 : x
  2. Step 2: Convert to fraction form
    9,766.24/13,477.44 = 5,789.28/x
  3. Step 3: Cross multiply
    9,766.24x = 13,477.44 × 5,789.28
  4. Step 4: Simplify right side
    9,766.24x = 78,024,673.84
  5. Step 5: Solve for x
    x = 78,024,673.84/9,766.24
  6. Step 6: Final answer
    x = 7,989.22

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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.