Home / 11,075.64-15,350.37-10,868.28

Finding the Fourth Proportional to 11,075.64, 15,350.37 and 10,868.28

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Solution

The fourth proportional to 11,075.64, 15,350.37 and 10,868.28 is: 15,062.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.64 : 15,350.37 = 10,868.28 : x
  2. Step 2: Convert to fraction form
    11,075.64/15,350.37 = 10,868.28/x
  3. Step 3: Cross multiply
    11,075.64x = 15,350.37 × 10,868.28
  4. Step 4: Simplify right side
    11,075.64x = 166,832,119.26
  5. Step 5: Solve for x
    x = 166,832,119.26/11,075.64
  6. Step 6: Final answer
    x = 15,062.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.