Home / 4,360.34-6,540.80-1,240.59

Finding the Fourth Proportional to 4,360.34, 6,540.80 and 1,240.59

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Solution

The fourth proportional to 4,360.34, 6,540.80 and 1,240.59 is: 1,860.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360.34 : 6,540.80 = 1,240.59 : x
  2. Step 2: Convert to fraction form
    4,360.34/6,540.80 = 1,240.59/x
  3. Step 3: Cross multiply
    4,360.34x = 6,540.80 × 1,240.59
  4. Step 4: Simplify right side
    4,360.34x = 8,114,418.37
  5. Step 5: Solve for x
    x = 8,114,418.37/4,360.34
  6. Step 6: Final answer
    x = 1,860.96

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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.