Home / 7,256.05-10,015.49-4,738.55

Finding the Fourth Proportional to 7,256.05, 10,015.49 and 4,738.55

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Solution

The fourth proportional to 7,256.05, 10,015.49 and 4,738.55 is: 6,540.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.05 : 10,015.49 = 4,738.55 : x
  2. Step 2: Convert to fraction form
    7,256.05/10,015.49 = 4,738.55/x
  3. Step 3: Cross multiply
    7,256.05x = 10,015.49 × 4,738.55
  4. Step 4: Simplify right side
    7,256.05x = 47,458,876.45
  5. Step 5: Solve for x
    x = 47,458,876.45/7,256.05
  6. Step 6: Final answer
    x = 6,540.60

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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.