Home / 2,455.05-3,386.40-1,459.60

Finding the Fourth Proportional to 2,455.05, 3,386.40 and 1,459.60

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Solution

The fourth proportional to 2,455.05, 3,386.40 and 1,459.60 is: 2,013.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.05 : 3,386.40 = 1,459.60 : x
  2. Step 2: Convert to fraction form
    2,455.05/3,386.40 = 1,459.60/x
  3. Step 3: Cross multiply
    2,455.05x = 3,386.40 × 1,459.60
  4. Step 4: Simplify right side
    2,455.05x = 4,942,789.44
  5. Step 5: Solve for x
    x = 4,942,789.44/2,455.05
  6. Step 6: Final answer
    x = 2,013.32

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Why These Related Problems?

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