Home / 10,914.28-15,060.81-6,199.27

Finding the Fourth Proportional to 10,914.28, 15,060.81 and 6,199.27

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Solution

The fourth proportional to 10,914.28, 15,060.81 and 6,199.27 is: 8,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.28 : 15,060.81 = 6,199.27 : x
  2. Step 2: Convert to fraction form
    10,914.28/15,060.81 = 6,199.27/x
  3. Step 3: Cross multiply
    10,914.28x = 15,060.81 × 6,199.27
  4. Step 4: Simplify right side
    10,914.28x = 93,366,027.61
  5. Step 5: Solve for x
    x = 93,366,027.61/10,914.28
  6. Step 6: Final answer
    x = 8,554.48

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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.