Home / 6,760.16-10,140.24-5,671.52

Finding the Fourth Proportional to 6,760.16, 10,140.24 and 5,671.52

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Solution

The fourth proportional to 6,760.16, 10,140.24 and 5,671.52 is: 8,507.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.16 : 10,140.24 = 5,671.52 : x
  2. Step 2: Convert to fraction form
    6,760.16/10,140.24 = 5,671.52/x
  3. Step 3: Cross multiply
    6,760.16x = 10,140.24 × 5,671.52
  4. Step 4: Simplify right side
    6,760.16x = 57,510,573.96
  5. Step 5: Solve for x
    x = 57,510,573.96/6,760.16
  6. Step 6: Final answer
    x = 8,507.28

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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.