Home / 4,859.02-7,290.36-1,939.36

Finding the Fourth Proportional to 4,859.02, 7,290.36 and 1,939.36

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Solution

The fourth proportional to 4,859.02, 7,290.36 and 1,939.36 is: 2,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.02 : 7,290.36 = 1,939.36 : x
  2. Step 2: Convert to fraction form
    4,859.02/7,290.36 = 1,939.36/x
  3. Step 3: Cross multiply
    4,859.02x = 7,290.36 × 1,939.36
  4. Step 4: Simplify right side
    4,859.02x = 14,138,632.57
  5. Step 5: Solve for x
    x = 14,138,632.57/4,859.02
  6. Step 6: Final answer
    x = 2,909.77

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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.