Home / 10,645.26-14,690.70-5,929.86

Finding the Fourth Proportional to 10,645.26, 14,690.70 and 5,929.86

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Solution

The fourth proportional to 10,645.26, 14,690.70 and 5,929.86 is: 8,183.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645.26 : 14,690.70 = 5,929.86 : x
  2. Step 2: Convert to fraction form
    10,645.26/14,690.70 = 5,929.86/x
  3. Step 3: Cross multiply
    10,645.26x = 14,690.70 × 5,929.86
  4. Step 4: Simplify right side
    10,645.26x = 87,113,794.30
  5. Step 5: Solve for x
    x = 87,113,794.30/10,645.26
  6. Step 6: Final answer
    x = 8,183.34

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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.