Home / 9,820.22-13,551.99-9,076.10

Finding the Fourth Proportional to 9,820.22, 13,551.99 and 9,076.10

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Solution

The fourth proportional to 9,820.22, 13,551.99 and 9,076.10 is: 12,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820.22 : 13,551.99 = 9,076.10 : x
  2. Step 2: Convert to fraction form
    9,820.22/13,551.99 = 9,076.10/x
  3. Step 3: Cross multiply
    9,820.22x = 13,551.99 × 9,076.10
  4. Step 4: Simplify right side
    9,820.22x = 122,999,216.44
  5. Step 5: Solve for x
    x = 122,999,216.44/9,820.22
  6. Step 6: Final answer
    x = 12,525.10

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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.