Home / 6,925.42-10,388.13-1,859.68

Finding the Fourth Proportional to 6,925.42, 10,388.13 and 1,859.68

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Solution

The fourth proportional to 6,925.42, 10,388.13 and 1,859.68 is: 2,789.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.42 : 10,388.13 = 1,859.68 : x
  2. Step 2: Convert to fraction form
    6,925.42/10,388.13 = 1,859.68/x
  3. Step 3: Cross multiply
    6,925.42x = 10,388.13 × 1,859.68
  4. Step 4: Simplify right side
    6,925.42x = 19,318,597.60
  5. Step 5: Solve for x
    x = 19,318,597.60/6,925.42
  6. Step 6: Final answer
    x = 2,789.52

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Similar ratio
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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.