Home / 10,601.50-14,631.42-6,409.75

Finding the Fourth Proportional to 10,601.50, 14,631.42 and 6,409.75

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Solution

The fourth proportional to 10,601.50, 14,631.42 and 6,409.75 is: 8,846.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601.50 : 14,631.42 = 6,409.75 : x
  2. Step 2: Convert to fraction form
    10,601.50/14,631.42 = 6,409.75/x
  3. Step 3: Cross multiply
    10,601.50x = 14,631.42 × 6,409.75
  4. Step 4: Simplify right side
    10,601.50x = 93,783,744.35
  5. Step 5: Solve for x
    x = 93,783,744.35/10,601.50
  6. Step 6: Final answer
    x = 8,846.27

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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.