Home / 2,955.03-4,078.15-1,696.44

Finding the Fourth Proportional to 2,955.03, 4,078.15 and 1,696.44

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Solution

The fourth proportional to 2,955.03, 4,078.15 and 1,696.44 is: 2,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.03 : 4,078.15 = 1,696.44 : x
  2. Step 2: Convert to fraction form
    2,955.03/4,078.15 = 1,696.44/x
  3. Step 3: Cross multiply
    2,955.03x = 4,078.15 × 1,696.44
  4. Step 4: Simplify right side
    2,955.03x = 6,918,347.84
  5. Step 5: Solve for x
    x = 6,918,347.84/2,955.03
  6. Step 6: Final answer
    x = 2,341.21

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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.