Home / 10,709.46-14,771.43-6,517.98

Finding the Fourth Proportional to 10,709.46, 14,771.43 and 6,517.98

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Solution

The fourth proportional to 10,709.46, 14,771.43 and 6,517.98 is: 8,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709.46 : 14,771.43 = 6,517.98 : x
  2. Step 2: Convert to fraction form
    10,709.46/14,771.43 = 6,517.98/x
  3. Step 3: Cross multiply
    10,709.46x = 14,771.43 × 6,517.98
  4. Step 4: Simplify right side
    10,709.46x = 96,279,885.31
  5. Step 5: Solve for x
    x = 96,279,885.31/10,709.46
  6. Step 6: Final answer
    x = 8,990.17

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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.