Home / 10,670.57-16,005.45-2,879.59

Finding the Fourth Proportional to 10,670.57, 16,005.45 and 2,879.59

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Solution

The fourth proportional to 10,670.57, 16,005.45 and 2,879.59 is: 4,319.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.57 : 16,005.45 = 2,879.59 : x
  2. Step 2: Convert to fraction form
    10,670.57/16,005.45 = 2,879.59/x
  3. Step 3: Cross multiply
    10,670.57x = 16,005.45 × 2,879.59
  4. Step 4: Simplify right side
    10,670.57x = 46,089,053.74
  5. Step 5: Solve for x
    x = 46,089,053.74/10,670.57
  6. Step 6: Final answer
    x = 4,319.27

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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.