Home / 10,790.32-14,890.92-6,074.77

Finding the Fourth Proportional to 10,790.32, 14,890.92 and 6,074.77

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Solution

The fourth proportional to 10,790.32, 14,890.92 and 6,074.77 is: 8,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.32 : 14,890.92 = 6,074.77 : x
  2. Step 2: Convert to fraction form
    10,790.32/14,890.92 = 6,074.77/x
  3. Step 3: Cross multiply
    10,790.32x = 14,890.92 × 6,074.77
  4. Step 4: Simplify right side
    10,790.32x = 90,458,914.09
  5. Step 5: Solve for x
    x = 90,458,914.09/10,790.32
  6. Step 6: Final answer
    x = 8,383.34

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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.