Home / 3,166.02-4,368.33-2,170.80

Finding the Fourth Proportional to 3,166.02, 4,368.33 and 2,170.80

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Solution

The fourth proportional to 3,166.02, 4,368.33 and 2,170.80 is: 2,995.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.02 : 4,368.33 = 2,170.80 : x
  2. Step 2: Convert to fraction form
    3,166.02/4,368.33 = 2,170.80/x
  3. Step 3: Cross multiply
    3,166.02x = 4,368.33 × 2,170.80
  4. Step 4: Simplify right side
    3,166.02x = 9,482,770.76
  5. Step 5: Solve for x
    x = 9,482,770.76/3,166.02
  6. Step 6: Final answer
    x = 2,995.17

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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.