Home / 4,926.06-7,389.18-1,639.18

Finding the Fourth Proportional to 4,926.06, 7,389.18 and 1,639.18

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Solution

The fourth proportional to 4,926.06, 7,389.18 and 1,639.18 is: 2,458.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.06 : 7,389.18 = 1,639.18 : x
  2. Step 2: Convert to fraction form
    4,926.06/7,389.18 = 1,639.18/x
  3. Step 3: Cross multiply
    4,926.06x = 7,389.18 × 1,639.18
  4. Step 4: Simplify right side
    4,926.06x = 12,112,196.07
  5. Step 5: Solve for x
    x = 12,112,196.07/4,926.06
  6. Step 6: Final answer
    x = 2,458.80

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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.