Home / 6,875.28-10,313.64-2,195.64

Finding the Fourth Proportional to 6,875.28, 10,313.64 and 2,195.64

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Solution

The fourth proportional to 6,875.28, 10,313.64 and 2,195.64 is: 3,293.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.28 : 10,313.64 = 2,195.64 : x
  2. Step 2: Convert to fraction form
    6,875.28/10,313.64 = 2,195.64/x
  3. Step 3: Cross multiply
    6,875.28x = 10,313.64 × 2,195.64
  4. Step 4: Simplify right side
    6,875.28x = 22,645,040.53
  5. Step 5: Solve for x
    x = 22,645,040.53/6,875.28
  6. Step 6: Final answer
    x = 3,293.69

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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.