Home / 4,018.44-5,533.74-3,428.76

Finding the Fourth Proportional to 4,018.44, 5,533.74 and 3,428.76

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Solution

The fourth proportional to 4,018.44, 5,533.74 and 3,428.76 is: 4,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.44 : 5,533.74 = 3,428.76 : x
  2. Step 2: Convert to fraction form
    4,018.44/5,533.74 = 3,428.76/x
  3. Step 3: Cross multiply
    4,018.44x = 5,533.74 × 3,428.76
  4. Step 4: Simplify right side
    4,018.44x = 18,973,866.36
  5. Step 5: Solve for x
    x = 18,973,866.36/4,018.44
  6. Step 6: Final answer
    x = 4,721.70

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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.