Home / 6,936.75-10,406.56-2,319.63

Finding the Fourth Proportional to 6,936.75, 10,406.56 and 2,319.63

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Solution

The fourth proportional to 6,936.75, 10,406.56 and 2,319.63 is: 3,479.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.75 : 10,406.56 = 2,319.63 : x
  2. Step 2: Convert to fraction form
    6,936.75/10,406.56 = 2,319.63/x
  3. Step 3: Cross multiply
    6,936.75x = 10,406.56 × 2,319.63
  4. Step 4: Simplify right side
    6,936.75x = 24,139,316.74
  5. Step 5: Solve for x
    x = 24,139,316.74/6,936.75
  6. Step 6: Final answer
    x = 3,479.92

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1.5x scale

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.