Home / 10,790.46-14,890.50-6,074.64

Finding the Fourth Proportional to 10,790.46, 14,890.50 and 6,074.64

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Solution

The fourth proportional to 10,790.46, 14,890.50 and 6,074.64 is: 8,382.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.46 : 14,890.50 = 6,074.64 : x
  2. Step 2: Convert to fraction form
    10,790.46/14,890.50 = 6,074.64/x
  3. Step 3: Cross multiply
    10,790.46x = 14,890.50 × 6,074.64
  4. Step 4: Simplify right side
    10,790.46x = 90,454,426.92
  5. Step 5: Solve for x
    x = 90,454,426.92/10,790.46
  6. Step 6: Final answer
    x = 8,382.81

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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.