Home / 4,696.95-6,480.72-2,808.22

Finding the Fourth Proportional to 4,696.95, 6,480.72 and 2,808.22

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Solution

The fourth proportional to 4,696.95, 6,480.72 and 2,808.22 is: 3,874.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,696.95 : 6,480.72 = 2,808.22 : x
  2. Step 2: Convert to fraction form
    4,696.95/6,480.72 = 2,808.22/x
  3. Step 3: Cross multiply
    4,696.95x = 6,480.72 × 2,808.22
  4. Step 4: Simplify right side
    4,696.95x = 18,199,287.52
  5. Step 5: Solve for x
    x = 18,199,287.52/4,696.95
  6. Step 6: Final answer
    x = 3,874.70

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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.