Home / 10,694.19-14,758.44-5,978.43

Finding the Fourth Proportional to 10,694.19, 14,758.44 and 5,978.43

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Solution

The fourth proportional to 10,694.19, 14,758.44 and 5,978.43 is: 8,250.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694.19 : 14,758.44 = 5,978.43 : x
  2. Step 2: Convert to fraction form
    10,694.19/14,758.44 = 5,978.43/x
  3. Step 3: Cross multiply
    10,694.19x = 14,758.44 × 5,978.43
  4. Step 4: Simplify right side
    10,694.19x = 88,232,300.45
  5. Step 5: Solve for x
    x = 88,232,300.45/10,694.19
  6. Step 6: Final answer
    x = 8,250.49

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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.