Home / 1,524.36-2,271.21-1,425

Finding the Fourth Proportional to 1,524.36, 2,271.21 and 1,425

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Solution

The fourth proportional to 1,524.36, 2,271.21 and 1,425 is: 2,123.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.36 : 2,271.21 = 1,425 : x
  2. Step 2: Convert to fraction form
    1,524.36/2,271.21 = 1,425/x
  3. Step 3: Cross multiply
    1,524.36x = 2,271.21 × 1,425
  4. Step 4: Simplify right side
    1,524.36x = 3,236,474.25
  5. Step 5: Solve for x
    x = 3,236,474.25/1,524.36
  6. Step 6: Final answer
    x = 2,123.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.