Home / 1,551.09-2,326.65-396.84

Finding the Fourth Proportional to 1,551.09, 2,326.65 and 396.84

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Solution

The fourth proportional to 1,551.09, 2,326.65 and 396.84 is: 595.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.09 : 2,326.65 = 396.84 : x
  2. Step 2: Convert to fraction form
    1,551.09/2,326.65 = 396.84/x
  3. Step 3: Cross multiply
    1,551.09x = 2,326.65 × 396.84
  4. Step 4: Simplify right side
    1,551.09x = 923,307.79
  5. Step 5: Solve for x
    x = 923,307.79/1,551.09
  6. Step 6: Final answer
    x = 595.26

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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.