Home / 8,743.95-12,071.12-5,926.21

Finding the Fourth Proportional to 8,743.95, 12,071.12 and 5,926.21

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Solution

The fourth proportional to 8,743.95, 12,071.12 and 5,926.21 is: 8,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.95 : 12,071.12 = 5,926.21 : x
  2. Step 2: Convert to fraction form
    8,743.95/12,071.12 = 5,926.21/x
  3. Step 3: Cross multiply
    8,743.95x = 12,071.12 × 5,926.21
  4. Step 4: Simplify right side
    8,743.95x = 71,535,992.06
  5. Step 5: Solve for x
    x = 71,535,992.06/8,743.95
  6. Step 6: Final answer
    x = 8,181.20

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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.