Home / 7,736.64-10,677.60-4,905.42

Finding the Fourth Proportional to 7,736.64, 10,677.60 and 4,905.42

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Solution

The fourth proportional to 7,736.64, 10,677.60 and 4,905.42 is: 6,770.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.64 : 10,677.60 = 4,905.42 : x
  2. Step 2: Convert to fraction form
    7,736.64/10,677.60 = 4,905.42/x
  3. Step 3: Cross multiply
    7,736.64x = 10,677.60 × 4,905.42
  4. Step 4: Simplify right side
    7,736.64x = 52,378,112.59
  5. Step 5: Solve for x
    x = 52,378,112.59/7,736.64
  6. Step 6: Final answer
    x = 6,770.14

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1.5x scale

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.