Home / 7,820.36-10,792.06-4,283.54

Finding the Fourth Proportional to 7,820.36, 10,792.06 and 4,283.54

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Solution

The fourth proportional to 7,820.36, 10,792.06 and 4,283.54 is: 5,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820.36 : 10,792.06 = 4,283.54 : x
  2. Step 2: Convert to fraction form
    7,820.36/10,792.06 = 4,283.54/x
  3. Step 3: Cross multiply
    7,820.36x = 10,792.06 × 4,283.54
  4. Step 4: Simplify right side
    7,820.36x = 46,228,220.69
  5. Step 5: Solve for x
    x = 46,228,220.69/7,820.36
  6. Step 6: Final answer
    x = 5,911.27

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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.