Home / 2,537.68-3,515.56-2,477.20

Finding the Fourth Proportional to 2,537.68, 3,515.56 and 2,477.20

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Solution

The fourth proportional to 2,537.68, 3,515.56 and 2,477.20 is: 3,431.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,537.68 : 3,515.56 = 2,477.20 : x
  2. Step 2: Convert to fraction form
    2,537.68/3,515.56 = 2,477.20/x
  3. Step 3: Cross multiply
    2,537.68x = 3,515.56 × 2,477.20
  4. Step 4: Simplify right side
    2,537.68x = 8,708,745.23
  5. Step 5: Solve for x
    x = 8,708,745.23/2,537.68
  6. Step 6: Final answer
    x = 3,431.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.