Home / 10,975.90-16,463.45-4,400.30

Finding the Fourth Proportional to 10,975.90, 16,463.45 and 4,400.30

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Solution

The fourth proportional to 10,975.90, 16,463.45 and 4,400.30 is: 6,600.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.90 : 16,463.45 = 4,400.30 : x
  2. Step 2: Convert to fraction form
    10,975.90/16,463.45 = 4,400.30/x
  3. Step 3: Cross multiply
    10,975.90x = 16,463.45 × 4,400.30
  4. Step 4: Simplify right side
    10,975.90x = 72,444,119.04
  5. Step 5: Solve for x
    x = 72,444,119.04/10,975.90
  6. Step 6: Final answer
    x = 6,600.29

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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.