Home / 10,045.44-15,072.96-6,147.60

Finding the Fourth Proportional to 10,045.44, 15,072.96 and 6,147.60

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Solution

The fourth proportional to 10,045.44, 15,072.96 and 6,147.60 is: 9,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.44 : 15,072.96 = 6,147.60 : x
  2. Step 2: Convert to fraction form
    10,045.44/15,072.96 = 6,147.60/x
  3. Step 3: Cross multiply
    10,045.44x = 15,072.96 × 6,147.60
  4. Step 4: Simplify right side
    10,045.44x = 92,662,528.90
  5. Step 5: Solve for x
    x = 92,662,528.90/10,045.44
  6. Step 6: Final answer
    x = 9,224.34

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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.