Home / 9,851.58-14,779.44-3,278.28

Finding the Fourth Proportional to 9,851.58, 14,779.44 and 3,278.28

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Solution

The fourth proportional to 9,851.58, 14,779.44 and 3,278.28 is: 4,918.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,851.58 : 14,779.44 = 3,278.28 : x
  2. Step 2: Convert to fraction form
    9,851.58/14,779.44 = 3,278.28/x
  3. Step 3: Cross multiply
    9,851.58x = 14,779.44 × 3,278.28
  4. Step 4: Simplify right side
    9,851.58x = 48,451,142.56
  5. Step 5: Solve for x
    x = 48,451,142.56/9,851.58
  6. Step 6: Final answer
    x = 4,918.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.