Home / 5,384.40-8,076.60-2,460.66

Finding the Fourth Proportional to 5,384.40, 8,076.60 and 2,460.66

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Solution

The fourth proportional to 5,384.40, 8,076.60 and 2,460.66 is: 3,690.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.40 : 8,076.60 = 2,460.66 : x
  2. Step 2: Convert to fraction form
    5,384.40/8,076.60 = 2,460.66/x
  3. Step 3: Cross multiply
    5,384.40x = 8,076.60 × 2,460.66
  4. Step 4: Simplify right side
    5,384.40x = 19,873,743.19
  5. Step 5: Solve for x
    x = 19,873,743.19/5,384.40
  6. Step 6: Final answer
    x = 3,690.98

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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.