Home / 10,770.23-14,858.69-7,944.39

Finding the Fourth Proportional to 10,770.23, 14,858.69 and 7,944.39

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Solution

The fourth proportional to 10,770.23, 14,858.69 and 7,944.39 is: 10,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.23 : 14,858.69 = 7,944.39 : x
  2. Step 2: Convert to fraction form
    10,770.23/14,858.69 = 7,944.39/x
  3. Step 3: Cross multiply
    10,770.23x = 14,858.69 × 7,944.39
  4. Step 4: Simplify right side
    10,770.23x = 118,043,228.25
  5. Step 5: Solve for x
    x = 118,043,228.25/10,770.23
  6. Step 6: Final answer
    x = 10,960.15

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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.