Home / 9,461.28-13,057.20-5,269.92

Finding the Fourth Proportional to 9,461.28, 13,057.20 and 5,269.92

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Solution

The fourth proportional to 9,461.28, 13,057.20 and 5,269.92 is: 7,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,461.28 : 13,057.20 = 5,269.92 : x
  2. Step 2: Convert to fraction form
    9,461.28/13,057.20 = 5,269.92/x
  3. Step 3: Cross multiply
    9,461.28x = 13,057.20 × 5,269.92
  4. Step 4: Simplify right side
    9,461.28x = 68,810,399.42
  5. Step 5: Solve for x
    x = 68,810,399.42/9,461.28
  6. Step 6: Final answer
    x = 7,272.84

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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.