Home / 10,999.86-16,497.93-3,604.14

Finding the Fourth Proportional to 10,999.86, 16,497.93 and 3,604.14

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Solution

The fourth proportional to 10,999.86, 16,497.93 and 3,604.14 is: 5,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999.86 : 16,497.93 = 3,604.14 : x
  2. Step 2: Convert to fraction form
    10,999.86/16,497.93 = 3,604.14/x
  3. Step 3: Cross multiply
    10,999.86x = 16,497.93 × 3,604.14
  4. Step 4: Simplify right side
    10,999.86x = 59,460,849.43
  5. Step 5: Solve for x
    x = 59,460,849.43/10,999.86
  6. Step 6: Final answer
    x = 5,405.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.