Home / 5,152.39-7,109.10-3,476.91

Finding the Fourth Proportional to 5,152.39, 7,109.10 and 3,476.91

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Solution

The fourth proportional to 5,152.39, 7,109.10 and 3,476.91 is: 4,797.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.39 : 7,109.10 = 3,476.91 : x
  2. Step 2: Convert to fraction form
    5,152.39/7,109.10 = 3,476.91/x
  3. Step 3: Cross multiply
    5,152.39x = 7,109.10 × 3,476.91
  4. Step 4: Simplify right side
    5,152.39x = 24,717,700.88
  5. Step 5: Solve for x
    x = 24,717,700.88/5,152.39
  6. Step 6: Final answer
    x = 4,797.33

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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.