Home / 7,284.84-10,039.09-5,042.55

Finding the Fourth Proportional to 7,284.84, 10,039.09 and 5,042.55

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Solution

The fourth proportional to 7,284.84, 10,039.09 and 5,042.55 is: 6,949.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.84 : 10,039.09 = 5,042.55 : x
  2. Step 2: Convert to fraction form
    7,284.84/10,039.09 = 5,042.55/x
  3. Step 3: Cross multiply
    7,284.84x = 10,039.09 × 5,042.55
  4. Step 4: Simplify right side
    7,284.84x = 50,622,647.77
  5. Step 5: Solve for x
    x = 50,622,647.77/7,284.84
  6. Step 6: Final answer
    x = 6,949.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.