Home / 2,245.40-3,094.38-1,614.81

Finding the Fourth Proportional to 2,245.40, 3,094.38 and 1,614.81

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Solution

The fourth proportional to 2,245.40, 3,094.38 and 1,614.81 is: 2,225.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.40 : 3,094.38 = 1,614.81 : x
  2. Step 2: Convert to fraction form
    2,245.40/3,094.38 = 1,614.81/x
  3. Step 3: Cross multiply
    2,245.40x = 3,094.38 × 1,614.81
  4. Step 4: Simplify right side
    2,245.40x = 4,996,834.13
  5. Step 5: Solve for x
    x = 4,996,834.13/2,245.40
  6. Step 6: Final answer
    x = 2,225.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.