Home / 8,354.41-11,528.79-4,995.47

Finding the Fourth Proportional to 8,354.41, 11,528.79 and 4,995.47

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Solution

The fourth proportional to 8,354.41, 11,528.79 and 4,995.47 is: 6,893.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.41 : 11,528.79 = 4,995.47 : x
  2. Step 2: Convert to fraction form
    8,354.41/11,528.79 = 4,995.47/x
  3. Step 3: Cross multiply
    8,354.41x = 11,528.79 × 4,995.47
  4. Step 4: Simplify right side
    8,354.41x = 57,591,734.67
  5. Step 5: Solve for x
    x = 57,591,734.67/8,354.41
  6. Step 6: Final answer
    x = 6,893.57

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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.