Home / 10,485.42-15,733.60-4,250.04

Finding the Fourth Proportional to 10,485.42, 15,733.60 and 4,250.04

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Solution

The fourth proportional to 10,485.42, 15,733.60 and 4,250.04 is: 6,377.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,485.42 : 15,733.60 = 4,250.04 : x
  2. Step 2: Convert to fraction form
    10,485.42/15,733.60 = 4,250.04/x
  3. Step 3: Cross multiply
    10,485.42x = 15,733.60 × 4,250.04
  4. Step 4: Simplify right side
    10,485.42x = 66,868,408.09
  5. Step 5: Solve for x
    x = 66,868,408.09/10,485.42
  6. Step 6: Final answer
    x = 6,377.28

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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.