Home / 10,667.08-16,000.50-4,819.60

Finding the Fourth Proportional to 10,667.08, 16,000.50 and 4,819.60

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Solution

The fourth proportional to 10,667.08, 16,000.50 and 4,819.60 is: 7,229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667.08 : 16,000.50 = 4,819.60 : x
  2. Step 2: Convert to fraction form
    10,667.08/16,000.50 = 4,819.60/x
  3. Step 3: Cross multiply
    10,667.08x = 16,000.50 × 4,819.60
  4. Step 4: Simplify right side
    10,667.08x = 77,116,009.80
  5. Step 5: Solve for x
    x = 77,116,009.80/10,667.08
  6. Step 6: Final answer
    x = 7,229.35

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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.