Home / 4,620.32-6,930.26-1,698.42

Finding the Fourth Proportional to 4,620.32, 6,930.26 and 1,698.42

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Solution

The fourth proportional to 4,620.32, 6,930.26 and 1,698.42 is: 2,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.32 : 6,930.26 = 1,698.42 : x
  2. Step 2: Convert to fraction form
    4,620.32/6,930.26 = 1,698.42/x
  3. Step 3: Cross multiply
    4,620.32x = 6,930.26 × 1,698.42
  4. Step 4: Simplify right side
    4,620.32x = 11,770,492.19
  5. Step 5: Solve for x
    x = 11,770,492.19/4,620.32
  6. Step 6: Final answer
    x = 2,547.55

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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.