Home / 3,040.98-4,196.76-1,696.70

Finding the Fourth Proportional to 3,040.98, 4,196.76 and 1,696.70

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Solution

The fourth proportional to 3,040.98, 4,196.76 and 1,696.70 is: 2,341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.98 : 4,196.76 = 1,696.70 : x
  2. Step 2: Convert to fraction form
    3,040.98/4,196.76 = 1,696.70/x
  3. Step 3: Cross multiply
    3,040.98x = 4,196.76 × 1,696.70
  4. Step 4: Simplify right side
    3,040.98x = 7,120,621.71
  5. Step 5: Solve for x
    x = 7,120,621.71/3,040.98
  6. Step 6: Final answer
    x = 2,341.55

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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.