Home / 10,355.75-14,291.10-5,879.62

Finding the Fourth Proportional to 10,355.75, 14,291.10 and 5,879.62

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Solution

The fourth proportional to 10,355.75, 14,291.10 and 5,879.62 is: 8,113.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.75 : 14,291.10 = 5,879.62 : x
  2. Step 2: Convert to fraction form
    10,355.75/14,291.10 = 5,879.62/x
  3. Step 3: Cross multiply
    10,355.75x = 14,291.10 × 5,879.62
  4. Step 4: Simplify right side
    10,355.75x = 84,026,255.25
  5. Step 5: Solve for x
    x = 84,026,255.25/10,355.75
  6. Step 6: Final answer
    x = 8,113.97

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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.