Home / 4,839.45-7,259.88-1,718.55

Finding the Fourth Proportional to 4,839.45, 7,259.88 and 1,718.55

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Solution

The fourth proportional to 4,839.45, 7,259.88 and 1,718.55 is: 2,578.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.45 : 7,259.88 = 1,718.55 : x
  2. Step 2: Convert to fraction form
    4,839.45/7,259.88 = 1,718.55/x
  3. Step 3: Cross multiply
    4,839.45x = 7,259.88 × 1,718.55
  4. Step 4: Simplify right side
    4,839.45x = 12,476,466.77
  5. Step 5: Solve for x
    x = 12,476,466.77/4,839.45
  6. Step 6: Final answer
    x = 2,578.08

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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.