Home / 4,258.69-6,387.83-1,297.01

Finding the Fourth Proportional to 4,258.69, 6,387.83 and 1,297.01

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Solution

The fourth proportional to 4,258.69, 6,387.83 and 1,297.01 is: 1,945.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.69 : 6,387.83 = 1,297.01 : x
  2. Step 2: Convert to fraction form
    4,258.69/6,387.83 = 1,297.01/x
  3. Step 3: Cross multiply
    4,258.69x = 6,387.83 × 1,297.01
  4. Step 4: Simplify right side
    4,258.69x = 8,285,079.39
  5. Step 5: Solve for x
    x = 8,285,079.39/4,258.69
  6. Step 6: Final answer
    x = 1,945.45

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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.