Home / 5,041.09-7,562.45-2,120.23

Finding the Fourth Proportional to 5,041.09, 7,562.45 and 2,120.23

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Solution

The fourth proportional to 5,041.09, 7,562.45 and 2,120.23 is: 3,180.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.09 : 7,562.45 = 2,120.23 : x
  2. Step 2: Convert to fraction form
    5,041.09/7,562.45 = 2,120.23/x
  3. Step 3: Cross multiply
    5,041.09x = 7,562.45 × 2,120.23
  4. Step 4: Simplify right side
    5,041.09x = 16,034,133.36
  5. Step 5: Solve for x
    x = 16,034,133.36/5,041.09
  6. Step 6: Final answer
    x = 3,180.69

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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.