Home / 7,377.94-10,170.03-5,015.98

Finding the Fourth Proportional to 7,377.94, 10,170.03 and 5,015.98

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Solution

The fourth proportional to 7,377.94, 10,170.03 and 5,015.98 is: 6,914.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.94 : 10,170.03 = 5,015.98 : x
  2. Step 2: Convert to fraction form
    7,377.94/10,170.03 = 5,015.98/x
  3. Step 3: Cross multiply
    7,377.94x = 10,170.03 × 5,015.98
  4. Step 4: Simplify right side
    7,377.94x = 51,012,667.08
  5. Step 5: Solve for x
    x = 51,012,667.08/7,377.94
  6. Step 6: Final answer
    x = 6,914.22

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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.