Home / 8,075.64-11,146.20-4,933.62

Finding the Fourth Proportional to 8,075.64, 11,146.20 and 4,933.62

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Solution

The fourth proportional to 8,075.64, 11,146.20 and 4,933.62 is: 6,809.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.64 : 11,146.20 = 4,933.62 : x
  2. Step 2: Convert to fraction form
    8,075.64/11,146.20 = 4,933.62/x
  3. Step 3: Cross multiply
    8,075.64x = 11,146.20 × 4,933.62
  4. Step 4: Simplify right side
    8,075.64x = 54,991,115.24
  5. Step 5: Solve for x
    x = 54,991,115.24/8,075.64
  6. Step 6: Final answer
    x = 6,809.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.