Home / 7,133.53-10,703.36-2,754.07

Finding the Fourth Proportional to 7,133.53, 10,703.36 and 2,754.07

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Solution

The fourth proportional to 7,133.53, 10,703.36 and 2,754.07 is: 4,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.53 : 10,703.36 = 2,754.07 : x
  2. Step 2: Convert to fraction form
    7,133.53/10,703.36 = 2,754.07/x
  3. Step 3: Cross multiply
    7,133.53x = 10,703.36 × 2,754.07
  4. Step 4: Simplify right side
    7,133.53x = 29,477,749.16
  5. Step 5: Solve for x
    x = 29,477,749.16/7,133.53
  6. Step 6: Final answer
    x = 4,132.28

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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.