Home / 4,355.56-6,533.82-1,393.30

Finding the Fourth Proportional to 4,355.56, 6,533.82 and 1,393.30

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Solution

The fourth proportional to 4,355.56, 6,533.82 and 1,393.30 is: 2,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.56 : 6,533.82 = 1,393.30 : x
  2. Step 2: Convert to fraction form
    4,355.56/6,533.82 = 1,393.30/x
  3. Step 3: Cross multiply
    4,355.56x = 6,533.82 × 1,393.30
  4. Step 4: Simplify right side
    4,355.56x = 9,103,571.41
  5. Step 5: Solve for x
    x = 9,103,571.41/4,355.56
  6. Step 6: Final answer
    x = 2,090.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.