Home / 7,538.24-10,402.26-4,180.93

Finding the Fourth Proportional to 7,538.24, 10,402.26 and 4,180.93

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Solution

The fourth proportional to 7,538.24, 10,402.26 and 4,180.93 is: 5,769.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538.24 : 10,402.26 = 4,180.93 : x
  2. Step 2: Convert to fraction form
    7,538.24/10,402.26 = 4,180.93/x
  3. Step 3: Cross multiply
    7,538.24x = 10,402.26 × 4,180.93
  4. Step 4: Simplify right side
    7,538.24x = 43,491,120.90
  5. Step 5: Solve for x
    x = 43,491,120.90/7,538.24
  6. Step 6: Final answer
    x = 5,769.40

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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.