Home / 7,453.36-10,286.58-4,309.48

Finding the Fourth Proportional to 7,453.36, 10,286.58 and 4,309.48

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Solution

The fourth proportional to 7,453.36, 10,286.58 and 4,309.48 is: 5,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.36 : 10,286.58 = 4,309.48 : x
  2. Step 2: Convert to fraction form
    7,453.36/10,286.58 = 4,309.48/x
  3. Step 3: Cross multiply
    7,453.36x = 10,286.58 × 4,309.48
  4. Step 4: Simplify right side
    7,453.36x = 44,329,810.78
  5. Step 5: Solve for x
    x = 44,329,810.78/7,453.36
  6. Step 6: Final answer
    x = 5,947.63

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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.