Home / 10,568.28-15,856.02-7,072.44

Finding the Fourth Proportional to 10,568.28, 15,856.02 and 7,072.44

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Solution

The fourth proportional to 10,568.28, 15,856.02 and 7,072.44 is: 10,611.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,568.28 : 15,856.02 = 7,072.44 : x
  2. Step 2: Convert to fraction form
    10,568.28/15,856.02 = 7,072.44/x
  3. Step 3: Cross multiply
    10,568.28x = 15,856.02 × 7,072.44
  4. Step 4: Simplify right side
    10,568.28x = 112,140,750.09
  5. Step 5: Solve for x
    x = 112,140,750.09/10,568.28
  6. Step 6: Final answer
    x = 10,611.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.