Home / 10,907.12-16,384.96-6,750.16

Finding the Fourth Proportional to 10,907.12, 16,384.96 and 6,750.16

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Solution

The fourth proportional to 10,907.12, 16,384.96 and 6,750.16 is: 10,140.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.12 : 16,384.96 = 6,750.16 : x
  2. Step 2: Convert to fraction form
    10,907.12/16,384.96 = 6,750.16/x
  3. Step 3: Cross multiply
    10,907.12x = 16,384.96 × 6,750.16
  4. Step 4: Simplify right side
    10,907.12x = 110,601,101.59
  5. Step 5: Solve for x
    x = 110,601,101.59/10,907.12
  6. Step 6: Final answer
    x = 10,140.27

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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.