Home / 7,666.08-11,493.36-3,768.48

Finding the Fourth Proportional to 7,666.08, 11,493.36 and 3,768.48

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Solution

The fourth proportional to 7,666.08, 11,493.36 and 3,768.48 is: 5,649.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.08 : 11,493.36 = 3,768.48 : x
  2. Step 2: Convert to fraction form
    7,666.08/11,493.36 = 3,768.48/x
  3. Step 3: Cross multiply
    7,666.08x = 11,493.36 × 3,768.48
  4. Step 4: Simplify right side
    7,666.08x = 43,312,497.29
  5. Step 5: Solve for x
    x = 43,312,497.29/7,666.08
  6. Step 6: Final answer
    x = 5,649.89

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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.