Home / 10,983.40-16,460.70-4,404.20

Finding the Fourth Proportional to 10,983.40, 16,460.70 and 4,404.20

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Solution

The fourth proportional to 10,983.40, 16,460.70 and 4,404.20 is: 6,600.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.40 : 16,460.70 = 4,404.20 : x
  2. Step 2: Convert to fraction form
    10,983.40/16,460.70 = 4,404.20/x
  3. Step 3: Cross multiply
    10,983.40x = 16,460.70 × 4,404.20
  4. Step 4: Simplify right side
    10,983.40x = 72,496,214.94
  5. Step 5: Solve for x
    x = 72,496,214.94/10,983.40
  6. Step 6: Final answer
    x = 6,600.53

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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.