Home / 4,929.24-7,394.10-1,851

Finding the Fourth Proportional to 4,929.24, 7,394.10 and 1,851

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Solution

The fourth proportional to 4,929.24, 7,394.10 and 1,851 is: 2,776.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.24 : 7,394.10 = 1,851 : x
  2. Step 2: Convert to fraction form
    4,929.24/7,394.10 = 1,851/x
  3. Step 3: Cross multiply
    4,929.24x = 7,394.10 × 1,851
  4. Step 4: Simplify right side
    4,929.24x = 13,686,479.10
  5. Step 5: Solve for x
    x = 13,686,479.10/4,929.24
  6. Step 6: Final answer
    x = 2,776.59

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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.