Home / 8,417.05-11,614.15-4,879.57

Finding the Fourth Proportional to 8,417.05, 11,614.15 and 4,879.57

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Solution

The fourth proportional to 8,417.05, 11,614.15 and 4,879.57 is: 6,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.05 : 11,614.15 = 4,879.57 : x
  2. Step 2: Convert to fraction form
    8,417.05/11,614.15 = 4,879.57/x
  3. Step 3: Cross multiply
    8,417.05x = 11,614.15 × 4,879.57
  4. Step 4: Simplify right side
    8,417.05x = 56,672,057.92
  5. Step 5: Solve for x
    x = 56,672,057.92/8,417.05
  6. Step 6: Final answer
    x = 6,733.01

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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.