Home / 4,992.36-7,488.48-1,707.75

Finding the Fourth Proportional to 4,992.36, 7,488.48 and 1,707.75

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Solution

The fourth proportional to 4,992.36, 7,488.48 and 1,707.75 is: 2,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.36 : 7,488.48 = 1,707.75 : x
  2. Step 2: Convert to fraction form
    4,992.36/7,488.48 = 1,707.75/x
  3. Step 3: Cross multiply
    4,992.36x = 7,488.48 × 1,707.75
  4. Step 4: Simplify right side
    4,992.36x = 12,788,451.72
  5. Step 5: Solve for x
    x = 12,788,451.72/4,992.36
  6. Step 6: Final answer
    x = 2,561.60

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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.