Home / 4,325.70-6,489.48-1,403.94

Finding the Fourth Proportional to 4,325.70, 6,489.48 and 1,403.94

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Solution

The fourth proportional to 4,325.70, 6,489.48 and 1,403.94 is: 2,106.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.70 : 6,489.48 = 1,403.94 : x
  2. Step 2: Convert to fraction form
    4,325.70/6,489.48 = 1,403.94/x
  3. Step 3: Cross multiply
    4,325.70x = 6,489.48 × 1,403.94
  4. Step 4: Simplify right side
    4,325.70x = 9,110,840.55
  5. Step 5: Solve for x
    x = 9,110,840.55/4,325.70
  6. Step 6: Final answer
    x = 2,106.21

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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.