Home / 10,708.40-16,065.24-4,135.04

Finding the Fourth Proportional to 10,708.40, 16,065.24 and 4,135.04

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Solution

The fourth proportional to 10,708.40, 16,065.24 and 4,135.04 is: 6,203.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708.40 : 16,065.24 = 4,135.04 : x
  2. Step 2: Convert to fraction form
    10,708.40/16,065.24 = 4,135.04/x
  3. Step 3: Cross multiply
    10,708.40x = 16,065.24 × 4,135.04
  4. Step 4: Simplify right side
    10,708.40x = 66,430,410.01
  5. Step 5: Solve for x
    x = 66,430,410.01/10,708.40
  6. Step 6: Final answer
    x = 6,203.58

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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.