Home / 4,257.51-6,386.27-1,336.05

Finding the Fourth Proportional to 4,257.51, 6,386.27 and 1,336.05

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Solution

The fourth proportional to 4,257.51, 6,386.27 and 1,336.05 is: 2,004.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.51 : 6,386.27 = 1,336.05 : x
  2. Step 2: Convert to fraction form
    4,257.51/6,386.27 = 1,336.05/x
  3. Step 3: Cross multiply
    4,257.51x = 6,386.27 × 1,336.05
  4. Step 4: Simplify right side
    4,257.51x = 8,532,376.03
  5. Step 5: Solve for x
    x = 8,532,376.03/4,257.51
  6. Step 6: Final answer
    x = 2,004.08

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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.