Home / 7,745.51-10,688.94-4,388.24

Finding the Fourth Proportional to 7,745.51, 10,688.94 and 4,388.24

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Solution

The fourth proportional to 7,745.51, 10,688.94 and 4,388.24 is: 6,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.51 : 10,688.94 = 4,388.24 : x
  2. Step 2: Convert to fraction form
    7,745.51/10,688.94 = 4,388.24/x
  3. Step 3: Cross multiply
    7,745.51x = 10,688.94 × 4,388.24
  4. Step 4: Simplify right side
    7,745.51x = 46,905,660.79
  5. Step 5: Solve for x
    x = 46,905,660.79/7,745.51
  6. Step 6: Final answer
    x = 6,055.85

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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.