Home / 4,327.70-6,492.48-1,405.94

Finding the Fourth Proportional to 4,327.70, 6,492.48 and 1,405.94

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Solution

The fourth proportional to 4,327.70, 6,492.48 and 1,405.94 is: 2,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327.70 : 6,492.48 = 1,405.94 : x
  2. Step 2: Convert to fraction form
    4,327.70/6,492.48 = 1,405.94/x
  3. Step 3: Cross multiply
    4,327.70x = 6,492.48 × 1,405.94
  4. Step 4: Simplify right side
    4,327.70x = 9,128,037.33
  5. Step 5: Solve for x
    x = 9,128,037.33/4,327.70
  6. Step 6: Final answer
    x = 2,109.21

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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.