Home / 10,879.32-16,317.36-3,483.03

Finding the Fourth Proportional to 10,879.32, 16,317.36 and 3,483.03

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Solution

The fourth proportional to 10,879.32, 16,317.36 and 3,483.03 is: 5,224.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,879.32 : 16,317.36 = 3,483.03 : x
  2. Step 2: Convert to fraction form
    10,879.32/16,317.36 = 3,483.03/x
  3. Step 3: Cross multiply
    10,879.32x = 16,317.36 × 3,483.03
  4. Step 4: Simplify right side
    10,879.32x = 56,833,854.40
  5. Step 5: Solve for x
    x = 56,833,854.40/10,879.32
  6. Step 6: Final answer
    x = 5,224.03

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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.