Home / 7,795.78-10,757.77-4,438.59

Finding the Fourth Proportional to 7,795.78, 10,757.77 and 4,438.59

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Solution

The fourth proportional to 7,795.78, 10,757.77 and 4,438.59 is: 6,125.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.78 : 10,757.77 = 4,438.59 : x
  2. Step 2: Convert to fraction form
    7,795.78/10,757.77 = 4,438.59/x
  3. Step 3: Cross multiply
    7,795.78x = 10,757.77 × 4,438.59
  4. Step 4: Simplify right side
    7,795.78x = 47,749,330.34
  5. Step 5: Solve for x
    x = 47,749,330.34/7,795.78
  6. Step 6: Final answer
    x = 6,125.02

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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.