Home / 4,929.26-7,392.40-1,808.52

Finding the Fourth Proportional to 4,929.26, 7,392.40 and 1,808.52

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Solution

The fourth proportional to 4,929.26, 7,392.40 and 1,808.52 is: 2,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.26 : 7,392.40 = 1,808.52 : x
  2. Step 2: Convert to fraction form
    4,929.26/7,392.40 = 1,808.52/x
  3. Step 3: Cross multiply
    4,929.26x = 7,392.40 × 1,808.52
  4. Step 4: Simplify right side
    4,929.26x = 13,369,303.25
  5. Step 5: Solve for x
    x = 13,369,303.25/4,929.26
  6. Step 6: Final answer
    x = 2,712.23

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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.