Home / 9,185.60-12,676.40-5,206.58

Finding the Fourth Proportional to 9,185.60, 12,676.40 and 5,206.58

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Solution

The fourth proportional to 9,185.60, 12,676.40 and 5,206.58 is: 7,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.60 : 12,676.40 = 5,206.58 : x
  2. Step 2: Convert to fraction form
    9,185.60/12,676.40 = 5,206.58/x
  3. Step 3: Cross multiply
    9,185.60x = 12,676.40 × 5,206.58
  4. Step 4: Simplify right side
    9,185.60x = 66,000,668.36
  5. Step 5: Solve for x
    x = 66,000,668.36/9,185.60
  6. Step 6: Final answer
    x = 7,185.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.