Home / 5,926.14-8,178.30-4,431.42

Finding the Fourth Proportional to 5,926.14, 8,178.30 and 4,431.42

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Solution

The fourth proportional to 5,926.14, 8,178.30 and 4,431.42 is: 6,115.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926.14 : 8,178.30 = 4,431.42 : x
  2. Step 2: Convert to fraction form
    5,926.14/8,178.30 = 4,431.42/x
  3. Step 3: Cross multiply
    5,926.14x = 8,178.30 × 4,431.42
  4. Step 4: Simplify right side
    5,926.14x = 36,241,482.19
  5. Step 5: Solve for x
    x = 36,241,482.19/5,926.14
  6. Step 6: Final answer
    x = 6,115.53

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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.