Home / 4,471.10-6,706.44-2,129.40

Finding the Fourth Proportional to 4,471.10, 6,706.44 and 2,129.40

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Solution

The fourth proportional to 4,471.10, 6,706.44 and 2,129.40 is: 3,194.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471.10 : 6,706.44 = 2,129.40 : x
  2. Step 2: Convert to fraction form
    4,471.10/6,706.44 = 2,129.40/x
  3. Step 3: Cross multiply
    4,471.10x = 6,706.44 × 2,129.40
  4. Step 4: Simplify right side
    4,471.10x = 14,280,693.34
  5. Step 5: Solve for x
    x = 14,280,693.34/4,471.10
  6. Step 6: Final answer
    x = 3,194.00

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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.