Home / 3,007.75-4,507.98-1,548.13

Finding the Fourth Proportional to 3,007.75, 4,507.98 and 1,548.13

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Solution

The fourth proportional to 3,007.75, 4,507.98 and 1,548.13 is: 2,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.75 : 4,507.98 = 1,548.13 : x
  2. Step 2: Convert to fraction form
    3,007.75/4,507.98 = 1,548.13/x
  3. Step 3: Cross multiply
    3,007.75x = 4,507.98 × 1,548.13
  4. Step 4: Simplify right side
    3,007.75x = 6,978,939.08
  5. Step 5: Solve for x
    x = 6,978,939.08/3,007.75
  6. Step 6: Final answer
    x = 2,320.32

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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.