Home / 4,306.27-6,460.32-1,386.64

Finding the Fourth Proportional to 4,306.27, 6,460.32 and 1,386.64

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Solution

The fourth proportional to 4,306.27, 6,460.32 and 1,386.64 is: 2,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.27 : 6,460.32 = 1,386.64 : x
  2. Step 2: Convert to fraction form
    4,306.27/6,460.32 = 1,386.64/x
  3. Step 3: Cross multiply
    4,306.27x = 6,460.32 × 1,386.64
  4. Step 4: Simplify right side
    4,306.27x = 8,958,138.12
  5. Step 5: Solve for x
    x = 8,958,138.12/4,306.27
  6. Step 6: Final answer
    x = 2,080.25

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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.