Home / 3,096.32-4,272.98-1,770.12

Finding the Fourth Proportional to 3,096.32, 4,272.98 and 1,770.12

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Solution

The fourth proportional to 3,096.32, 4,272.98 and 1,770.12 is: 2,442.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.32 : 4,272.98 = 1,770.12 : x
  2. Step 2: Convert to fraction form
    3,096.32/4,272.98 = 1,770.12/x
  3. Step 3: Cross multiply
    3,096.32x = 4,272.98 × 1,770.12
  4. Step 4: Simplify right side
    3,096.32x = 7,563,678.51
  5. Step 5: Solve for x
    x = 7,563,678.51/3,096.32
  6. Step 6: Final answer
    x = 2,442.80

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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.