Home / 4,929.12-7,394.09-1,551.69

Finding the Fourth Proportional to 4,929.12, 7,394.09 and 1,551.69

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Solution

The fourth proportional to 4,929.12, 7,394.09 and 1,551.69 is: 2,327.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.12 : 7,394.09 = 1,551.69 : x
  2. Step 2: Convert to fraction form
    4,929.12/7,394.09 = 1,551.69/x
  3. Step 3: Cross multiply
    4,929.12x = 7,394.09 × 1,551.69
  4. Step 4: Simplify right side
    4,929.12x = 11,473,327.75
  5. Step 5: Solve for x
    x = 11,473,327.75/4,929.12
  6. Step 6: Final answer
    x = 2,327.66

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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.