Home / 9,076.25-13,615.95-4,146.38

Finding the Fourth Proportional to 9,076.25, 13,615.95 and 4,146.38

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Solution

The fourth proportional to 9,076.25, 13,615.95 and 4,146.38 is: 6,220.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.25 : 13,615.95 = 4,146.38 : x
  2. Step 2: Convert to fraction form
    9,076.25/13,615.95 = 4,146.38/x
  3. Step 3: Cross multiply
    9,076.25x = 13,615.95 × 4,146.38
  4. Step 4: Simplify right side
    9,076.25x = 56,456,902.76
  5. Step 5: Solve for x
    x = 56,456,902.76/9,076.25
  6. Step 6: Final answer
    x = 6,220.29

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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.