Home / 10,984.04-16,464.60-5,433.92

Finding the Fourth Proportional to 10,984.04, 16,464.60 and 5,433.92

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Solution

The fourth proportional to 10,984.04, 16,464.60 and 5,433.92 is: 8,145.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.04 : 16,464.60 = 5,433.92 : x
  2. Step 2: Convert to fraction form
    10,984.04/16,464.60 = 5,433.92/x
  3. Step 3: Cross multiply
    10,984.04x = 16,464.60 × 5,433.92
  4. Step 4: Simplify right side
    10,984.04x = 89,467,319.23
  5. Step 5: Solve for x
    x = 89,467,319.23/10,984.04
  6. Step 6: Final answer
    x = 8,145.21

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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.