Home / 7,835.61-10,813.19-4,250.60

Finding the Fourth Proportional to 7,835.61, 10,813.19 and 4,250.60

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Solution

The fourth proportional to 7,835.61, 10,813.19 and 4,250.60 is: 5,865.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.61 : 10,813.19 = 4,250.60 : x
  2. Step 2: Convert to fraction form
    7,835.61/10,813.19 = 4,250.60/x
  3. Step 3: Cross multiply
    7,835.61x = 10,813.19 × 4,250.60
  4. Step 4: Simplify right side
    7,835.61x = 45,962,470.10
  5. Step 5: Solve for x
    x = 45,962,470.10/7,835.61
  6. Step 6: Final answer
    x = 5,865.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.