Home / 9,333.03-12,878.82-5,141.28

Finding the Fourth Proportional to 9,333.03, 12,878.82 and 5,141.28

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Solution

The fourth proportional to 9,333.03, 12,878.82 and 5,141.28 is: 7,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.03 : 12,878.82 = 5,141.28 : x
  2. Step 2: Convert to fraction form
    9,333.03/12,878.82 = 5,141.28/x
  3. Step 3: Cross multiply
    9,333.03x = 12,878.82 × 5,141.28
  4. Step 4: Simplify right side
    9,333.03x = 66,213,619.69
  5. Step 5: Solve for x
    x = 66,213,619.69/9,333.03
  6. Step 6: Final answer
    x = 7,094.55

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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.