Home / 7,748.37-11,625.66-2,818.35

Finding the Fourth Proportional to 7,748.37, 11,625.66 and 2,818.35

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Solution

The fourth proportional to 7,748.37, 11,625.66 and 2,818.35 is: 4,228.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.37 : 11,625.66 = 2,818.35 : x
  2. Step 2: Convert to fraction form
    7,748.37/11,625.66 = 2,818.35/x
  3. Step 3: Cross multiply
    7,748.37x = 11,625.66 × 2,818.35
  4. Step 4: Simplify right side
    7,748.37x = 32,765,178.86
  5. Step 5: Solve for x
    x = 32,765,178.86/7,748.37
  6. Step 6: Final answer
    x = 4,228.65

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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.