Home / 6,867.34-10,291.89-3,579.55

Finding the Fourth Proportional to 6,867.34, 10,291.89 and 3,579.55

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Solution

The fourth proportional to 6,867.34, 10,291.89 and 3,579.55 is: 5,364.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.34 : 10,291.89 = 3,579.55 : x
  2. Step 2: Convert to fraction form
    6,867.34/10,291.89 = 3,579.55/x
  3. Step 3: Cross multiply
    6,867.34x = 10,291.89 × 3,579.55
  4. Step 4: Simplify right side
    6,867.34x = 36,840,322.54
  5. Step 5: Solve for x
    x = 36,840,322.54/6,867.34
  6. Step 6: Final answer
    x = 5,364.57

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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.