Home / 7,745.26-10,688.10-4,760.02

Finding the Fourth Proportional to 7,745.26, 10,688.10 and 4,760.02

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Solution

The fourth proportional to 7,745.26, 10,688.10 and 4,760.02 is: 6,568.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.26 : 10,688.10 = 4,760.02 : x
  2. Step 2: Convert to fraction form
    7,745.26/10,688.10 = 4,760.02/x
  3. Step 3: Cross multiply
    7,745.26x = 10,688.10 × 4,760.02
  4. Step 4: Simplify right side
    7,745.26x = 50,875,569.76
  5. Step 5: Solve for x
    x = 50,875,569.76/7,745.26
  6. Step 6: Final answer
    x = 6,568.61

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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.