Home / 3,007.38-4,499.70-1,775.46

Finding the Fourth Proportional to 3,007.38, 4,499.70 and 1,775.46

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Solution

The fourth proportional to 3,007.38, 4,499.70 and 1,775.46 is: 2,656.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.38 : 4,499.70 = 1,775.46 : x
  2. Step 2: Convert to fraction form
    3,007.38/4,499.70 = 1,775.46/x
  3. Step 3: Cross multiply
    3,007.38x = 4,499.70 × 1,775.46
  4. Step 4: Simplify right side
    3,007.38x = 7,989,037.36
  5. Step 5: Solve for x
    x = 7,989,037.36/3,007.38
  6. Step 6: Final answer
    x = 2,656.48

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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.