Home / 3,453.48-5,170.59-2,955.25

Finding the Fourth Proportional to 3,453.48, 5,170.59 and 2,955.25

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Solution

The fourth proportional to 3,453.48, 5,170.59 and 2,955.25 is: 4,424.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.48 : 5,170.59 = 2,955.25 : x
  2. Step 2: Convert to fraction form
    3,453.48/5,170.59 = 2,955.25/x
  3. Step 3: Cross multiply
    3,453.48x = 5,170.59 × 2,955.25
  4. Step 4: Simplify right side
    3,453.48x = 15,280,386.10
  5. Step 5: Solve for x
    x = 15,280,386.10/3,453.48
  6. Step 6: Final answer
    x = 4,424.63

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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.