Home / 4,259.54-6,390.35-2,040.05

Finding the Fourth Proportional to 4,259.54, 6,390.35 and 2,040.05

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Solution

The fourth proportional to 4,259.54, 6,390.35 and 2,040.05 is: 3,060.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.54 : 6,390.35 = 2,040.05 : x
  2. Step 2: Convert to fraction form
    4,259.54/6,390.35 = 2,040.05/x
  3. Step 3: Cross multiply
    4,259.54x = 6,390.35 × 2,040.05
  4. Step 4: Simplify right side
    4,259.54x = 13,036,591.37
  5. Step 5: Solve for x
    x = 13,036,591.37/4,259.54
  6. Step 6: Final answer
    x = 3,060.57

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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.