Home / 4,859.90-7,293.40-1,939.04

Finding the Fourth Proportional to 4,859.90, 7,293.40 and 1,939.04

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Solution

The fourth proportional to 4,859.90, 7,293.40 and 1,939.04 is: 2,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.90 : 7,293.40 = 1,939.04 : x
  2. Step 2: Convert to fraction form
    4,859.90/7,293.40 = 1,939.04/x
  3. Step 3: Cross multiply
    4,859.90x = 7,293.40 × 1,939.04
  4. Step 4: Simplify right side
    4,859.90x = 14,142,194.34
  5. Step 5: Solve for x
    x = 14,142,194.34/4,859.90
  6. Step 6: Final answer
    x = 2,909.98

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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.