Home / 7,043.10-10,562.01-2,111.05

Finding the Fourth Proportional to 7,043.10, 10,562.01 and 2,111.05

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Solution

The fourth proportional to 7,043.10, 10,562.01 and 2,111.05 is: 3,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.10 : 10,562.01 = 2,111.05 : x
  2. Step 2: Convert to fraction form
    7,043.10/10,562.01 = 2,111.05/x
  3. Step 3: Cross multiply
    7,043.10x = 10,562.01 × 2,111.05
  4. Step 4: Simplify right side
    7,043.10x = 22,296,931.21
  5. Step 5: Solve for x
    x = 22,296,931.21/7,043.10
  6. Step 6: Final answer
    x = 3,165.78

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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.