Home / 3,302.75-4,954.56-1,112.10

Finding the Fourth Proportional to 3,302.75, 4,954.56 and 1,112.10

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Solution

The fourth proportional to 3,302.75, 4,954.56 and 1,112.10 is: 1,668.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.75 : 4,954.56 = 1,112.10 : x
  2. Step 2: Convert to fraction form
    3,302.75/4,954.56 = 1,112.10/x
  3. Step 3: Cross multiply
    3,302.75x = 4,954.56 × 1,112.10
  4. Step 4: Simplify right side
    3,302.75x = 5,509,966.18
  5. Step 5: Solve for x
    x = 5,509,966.18/3,302.75
  6. Step 6: Final answer
    x = 1,668.30

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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.