Home / 10,975.45-16,448.81-4,406.24

Finding the Fourth Proportional to 10,975.45, 16,448.81 and 4,406.24

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Solution

The fourth proportional to 10,975.45, 16,448.81 and 4,406.24 is: 6,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.45 : 16,448.81 = 4,406.24 : x
  2. Step 2: Convert to fraction form
    10,975.45/16,448.81 = 4,406.24/x
  3. Step 3: Cross multiply
    10,975.45x = 16,448.81 × 4,406.24
  4. Step 4: Simplify right side
    10,975.45x = 72,477,404.57
  5. Step 5: Solve for x
    x = 72,477,404.57/10,975.45
  6. Step 6: Final answer
    x = 6,603.60

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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.