Home / 1,623.19-2,419.37-1,530.94

Finding the Fourth Proportional to 1,623.19, 2,419.37 and 1,530.94

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Solution

The fourth proportional to 1,623.19, 2,419.37 and 1,530.94 is: 2,281.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.19 : 2,419.37 = 1,530.94 : x
  2. Step 2: Convert to fraction form
    1,623.19/2,419.37 = 1,530.94/x
  3. Step 3: Cross multiply
    1,623.19x = 2,419.37 × 1,530.94
  4. Step 4: Simplify right side
    1,623.19x = 3,703,910.31
  5. Step 5: Solve for x
    x = 3,703,910.31/1,623.19
  6. Step 6: Final answer
    x = 2,281.87

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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.