Home / 7,666.24-11,483.43-4,879.12

Finding the Fourth Proportional to 7,666.24, 11,483.43 and 4,879.12

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Solution

The fourth proportional to 7,666.24, 11,483.43 and 4,879.12 is: 7,308.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.24 : 11,483.43 = 4,879.12 : x
  2. Step 2: Convert to fraction form
    7,666.24/11,483.43 = 4,879.12/x
  3. Step 3: Cross multiply
    7,666.24x = 11,483.43 × 4,879.12
  4. Step 4: Simplify right side
    7,666.24x = 56,029,032.98
  5. Step 5: Solve for x
    x = 56,029,032.98/7,666.24
  6. Step 6: Final answer
    x = 7,308.54

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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.