Home / 7,755.24-11,630.08-2,823.60

Finding the Fourth Proportional to 7,755.24, 11,630.08 and 2,823.60

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Solution

The fourth proportional to 7,755.24, 11,630.08 and 2,823.60 is: 4,234.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,755.24 : 11,630.08 = 2,823.60 : x
  2. Step 2: Convert to fraction form
    7,755.24/11,630.08 = 2,823.60/x
  3. Step 3: Cross multiply
    7,755.24x = 11,630.08 × 2,823.60
  4. Step 4: Simplify right side
    7,755.24x = 32,838,693.89
  5. Step 5: Solve for x
    x = 32,838,693.89/7,755.24
  6. Step 6: Final answer
    x = 4,234.39

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1.5x scale

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.