Home / 4,784.47-7,173.94-1,859.35

Finding the Fourth Proportional to 4,784.47, 7,173.94 and 1,859.35

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Solution

The fourth proportional to 4,784.47, 7,173.94 and 1,859.35 is: 2,787.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.47 : 7,173.94 = 1,859.35 : x
  2. Step 2: Convert to fraction form
    4,784.47/7,173.94 = 1,859.35/x
  3. Step 3: Cross multiply
    4,784.47x = 7,173.94 × 1,859.35
  4. Step 4: Simplify right side
    4,784.47x = 13,338,878.63
  5. Step 5: Solve for x
    x = 13,338,878.63/4,784.47
  6. Step 6: Final answer
    x = 2,787.96

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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.