Home / 7,418.64-10,236.36-4,273.68

Finding the Fourth Proportional to 7,418.64, 10,236.36 and 4,273.68

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Solution

The fourth proportional to 7,418.64, 10,236.36 and 4,273.68 is: 5,896.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.64 : 10,236.36 = 4,273.68 : x
  2. Step 2: Convert to fraction form
    7,418.64/10,236.36 = 4,273.68/x
  3. Step 3: Cross multiply
    7,418.64x = 10,236.36 × 4,273.68
  4. Step 4: Simplify right side
    7,418.64x = 43,746,927.00
  5. Step 5: Solve for x
    x = 43,746,927.00/7,418.64
  6. Step 6: Final answer
    x = 5,896.89

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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.