Home / 11,308.43-15,604.58-6,272.56

Finding the Fourth Proportional to 11,308.43, 15,604.58 and 6,272.56

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Solution

The fourth proportional to 11,308.43, 15,604.58 and 6,272.56 is: 8,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.43 : 15,604.58 = 6,272.56 : x
  2. Step 2: Convert to fraction form
    11,308.43/15,604.58 = 6,272.56/x
  3. Step 3: Cross multiply
    11,308.43x = 15,604.58 × 6,272.56
  4. Step 4: Simplify right side
    11,308.43x = 97,880,664.32
  5. Step 5: Solve for x
    x = 97,880,664.32/11,308.43
  6. Step 6: Final answer
    x = 8,655.55

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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.