Home / 7,111.02-10,669.01-3,162.63

Finding the Fourth Proportional to 7,111.02, 10,669.01 and 3,162.63

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Solution

The fourth proportional to 7,111.02, 10,669.01 and 3,162.63 is: 4,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111.02 : 10,669.01 = 3,162.63 : x
  2. Step 2: Convert to fraction form
    7,111.02/10,669.01 = 3,162.63/x
  3. Step 3: Cross multiply
    7,111.02x = 10,669.01 × 3,162.63
  4. Step 4: Simplify right side
    7,111.02x = 33,742,115.28
  5. Step 5: Solve for x
    x = 33,742,115.28/7,111.02
  6. Step 6: Final answer
    x = 4,745.05

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