Home / 5,299-7,941.80-4,639.26

Finding the Fourth Proportional to 5,299, 7,941.80 and 4,639.26

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Solution

The fourth proportional to 5,299, 7,941.80 and 4,639.26 is: 6,953.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299 : 7,941.80 = 4,639.26 : x
  2. Step 2: Convert to fraction form
    5,299/7,941.80 = 4,639.26/x
  3. Step 3: Cross multiply
    5,299x = 7,941.80 × 4,639.26
  4. Step 4: Simplify right side
    5,299x = 36,844,075.07
  5. Step 5: Solve for x
    x = 36,844,075.07/5,299
  6. Step 6: Final answer
    x = 6,953.02

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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.