Home / 4,903.81-7,355.78-1,393.82

Finding the Fourth Proportional to 4,903.81, 7,355.78 and 1,393.82

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Solution

The fourth proportional to 4,903.81, 7,355.78 and 1,393.82 is: 2,090.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.81 : 7,355.78 = 1,393.82 : x
  2. Step 2: Convert to fraction form
    4,903.81/7,355.78 = 1,393.82/x
  3. Step 3: Cross multiply
    4,903.81x = 7,355.78 × 1,393.82
  4. Step 4: Simplify right side
    4,903.81x = 10,252,655.15
  5. Step 5: Solve for x
    x = 10,252,655.15/4,903.81
  6. Step 6: Final answer
    x = 2,090.75

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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.