Home / 2,272.67-3,137.95-1,477.16

Finding the Fourth Proportional to 2,272.67, 3,137.95 and 1,477.16

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Solution

The fourth proportional to 2,272.67, 3,137.95 and 1,477.16 is: 2,039.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.67 : 3,137.95 = 1,477.16 : x
  2. Step 2: Convert to fraction form
    2,272.67/3,137.95 = 1,477.16/x
  3. Step 3: Cross multiply
    2,272.67x = 3,137.95 × 1,477.16
  4. Step 4: Simplify right side
    2,272.67x = 4,635,254.22
  5. Step 5: Solve for x
    x = 4,635,254.22/2,272.67
  6. Step 6: Final answer
    x = 2,039.56

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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.