Home / 9,260.60-13,890.48-2,686.64

Finding the Fourth Proportional to 9,260.60, 13,890.48 and 2,686.64

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Solution

The fourth proportional to 9,260.60, 13,890.48 and 2,686.64 is: 4,029.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.60 : 13,890.48 = 2,686.64 : x
  2. Step 2: Convert to fraction form
    9,260.60/13,890.48 = 2,686.64/x
  3. Step 3: Cross multiply
    9,260.60x = 13,890.48 × 2,686.64
  4. Step 4: Simplify right side
    9,260.60x = 37,318,719.19
  5. Step 5: Solve for x
    x = 37,318,719.19/9,260.60
  6. Step 6: Final answer
    x = 4,029.84

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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.