Home / 4,377.80-6,039.96-3,119.06

Finding the Fourth Proportional to 4,377.80, 6,039.96 and 3,119.06

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Solution

The fourth proportional to 4,377.80, 6,039.96 and 3,119.06 is: 4,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.80 : 6,039.96 = 3,119.06 : x
  2. Step 2: Convert to fraction form
    4,377.80/6,039.96 = 3,119.06/x
  3. Step 3: Cross multiply
    4,377.80x = 6,039.96 × 3,119.06
  4. Step 4: Simplify right side
    4,377.80x = 18,838,997.64
  5. Step 5: Solve for x
    x = 18,838,997.64/4,377.80
  6. Step 6: Final answer
    x = 4,303.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.