Home / 10,782.23-14,879.36-6,002.09

Finding the Fourth Proportional to 10,782.23, 14,879.36 and 6,002.09

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Solution

The fourth proportional to 10,782.23, 14,879.36 and 6,002.09 is: 8,282.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782.23 : 14,879.36 = 6,002.09 : x
  2. Step 2: Convert to fraction form
    10,782.23/14,879.36 = 6,002.09/x
  3. Step 3: Cross multiply
    10,782.23x = 14,879.36 × 6,002.09
  4. Step 4: Simplify right side
    10,782.23x = 89,307,153.46
  5. Step 5: Solve for x
    x = 89,307,153.46/10,782.23
  6. Step 6: Final answer
    x = 8,282.81

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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.