Home / 3,022.13-4,535.63-1,561.70

Finding the Fourth Proportional to 3,022.13, 4,535.63 and 1,561.70

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Solution

The fourth proportional to 3,022.13, 4,535.63 and 1,561.70 is: 2,343.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.13 : 4,535.63 = 1,561.70 : x
  2. Step 2: Convert to fraction form
    3,022.13/4,535.63 = 1,561.70/x
  3. Step 3: Cross multiply
    3,022.13x = 4,535.63 × 1,561.70
  4. Step 4: Simplify right side
    3,022.13x = 7,083,262.88
  5. Step 5: Solve for x
    x = 7,083,262.88/3,022.13
  6. Step 6: Final answer
    x = 2,343.80

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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.