Home / 1,624.66-2,436.91-1,302.09

Finding the Fourth Proportional to 1,624.66, 2,436.91 and 1,302.09

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Solution

The fourth proportional to 1,624.66, 2,436.91 and 1,302.09 is: 1,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.66 : 2,436.91 = 1,302.09 : x
  2. Step 2: Convert to fraction form
    1,624.66/2,436.91 = 1,302.09/x
  3. Step 3: Cross multiply
    1,624.66x = 2,436.91 × 1,302.09
  4. Step 4: Simplify right side
    1,624.66x = 3,173,076.14
  5. Step 5: Solve for x
    x = 3,173,076.14/1,624.66
  6. Step 6: Final answer
    x = 1,953.07

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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.