Home / 7,076.54-10,615.35-2,146.59

Finding the Fourth Proportional to 7,076.54, 10,615.35 and 2,146.59

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Solution

The fourth proportional to 7,076.54, 10,615.35 and 2,146.59 is: 3,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076.54 : 10,615.35 = 2,146.59 : x
  2. Step 2: Convert to fraction form
    7,076.54/10,615.35 = 2,146.59/x
  3. Step 3: Cross multiply
    7,076.54x = 10,615.35 × 2,146.59
  4. Step 4: Simplify right side
    7,076.54x = 22,786,804.16
  5. Step 5: Solve for x
    x = 22,786,804.16/7,076.54
  6. Step 6: Final answer
    x = 3,220.05

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1.5x scale

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.