Home / 2,225.07-3,334.69-1,637.32

Finding the Fourth Proportional to 2,225.07, 3,334.69 and 1,637.32

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Solution

The fourth proportional to 2,225.07, 3,334.69 and 1,637.32 is: 2,453.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.07 : 3,334.69 = 1,637.32 : x
  2. Step 2: Convert to fraction form
    2,225.07/3,334.69 = 1,637.32/x
  3. Step 3: Cross multiply
    2,225.07x = 3,334.69 × 1,637.32
  4. Step 4: Simplify right side
    2,225.07x = 5,459,944.41
  5. Step 5: Solve for x
    x = 5,459,944.41/2,225.07
  6. Step 6: Final answer
    x = 2,453.83

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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.