Home / 7,433.78-10,258.74-4,076.38

Finding the Fourth Proportional to 7,433.78, 10,258.74 and 4,076.38

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Solution

The fourth proportional to 7,433.78, 10,258.74 and 4,076.38 is: 5,625.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.78 : 10,258.74 = 4,076.38 : x
  2. Step 2: Convert to fraction form
    7,433.78/10,258.74 = 4,076.38/x
  3. Step 3: Cross multiply
    7,433.78x = 10,258.74 × 4,076.38
  4. Step 4: Simplify right side
    7,433.78x = 41,818,535.38
  5. Step 5: Solve for x
    x = 41,818,535.38/7,433.78
  6. Step 6: Final answer
    x = 5,625.48

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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.