Home / 7,865.63-11,796.56-2,317.48

Finding the Fourth Proportional to 7,865.63, 11,796.56 and 2,317.48

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Solution

The fourth proportional to 7,865.63, 11,796.56 and 2,317.48 is: 3,475.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.63 : 11,796.56 = 2,317.48 : x
  2. Step 2: Convert to fraction form
    7,865.63/11,796.56 = 2,317.48/x
  3. Step 3: Cross multiply
    7,865.63x = 11,796.56 × 2,317.48
  4. Step 4: Simplify right side
    7,865.63x = 27,338,221.30
  5. Step 5: Solve for x
    x = 27,338,221.30/7,865.63
  6. Step 6: Final answer
    x = 3,475.66

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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.