Home / 10,468.20-15,701.39-3,448.16

Finding the Fourth Proportional to 10,468.20, 15,701.39 and 3,448.16

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Solution

The fourth proportional to 10,468.20, 15,701.39 and 3,448.16 is: 5,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468.20 : 15,701.39 = 3,448.16 : x
  2. Step 2: Convert to fraction form
    10,468.20/15,701.39 = 3,448.16/x
  3. Step 3: Cross multiply
    10,468.20x = 15,701.39 × 3,448.16
  4. Step 4: Simplify right side
    10,468.20x = 54,140,881.01
  5. Step 5: Solve for x
    x = 54,140,881.01/10,468.20
  6. Step 6: Final answer
    x = 5,171.94

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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.