Home / 7,770.06-11,655.96-2,503.86

Finding the Fourth Proportional to 7,770.06, 11,655.96 and 2,503.86

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Solution

The fourth proportional to 7,770.06, 11,655.96 and 2,503.86 is: 3,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770.06 : 11,655.96 = 2,503.86 : x
  2. Step 2: Convert to fraction form
    7,770.06/11,655.96 = 2,503.86/x
  3. Step 3: Cross multiply
    7,770.06x = 11,655.96 × 2,503.86
  4. Step 4: Simplify right side
    7,770.06x = 29,184,892.01
  5. Step 5: Solve for x
    x = 29,184,892.01/7,770.06
  6. Step 6: Final answer
    x = 3,756.07

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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.