Home / 5,071.08-6,992.58-3,299.40

Finding the Fourth Proportional to 5,071.08, 6,992.58 and 3,299.40

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Solution

The fourth proportional to 5,071.08, 6,992.58 and 3,299.40 is: 4,549.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.08 : 6,992.58 = 3,299.40 : x
  2. Step 2: Convert to fraction form
    5,071.08/6,992.58 = 3,299.40/x
  3. Step 3: Cross multiply
    5,071.08x = 6,992.58 × 3,299.40
  4. Step 4: Simplify right side
    5,071.08x = 23,071,318.45
  5. Step 5: Solve for x
    x = 23,071,318.45/5,071.08
  6. Step 6: Final answer
    x = 4,549.59

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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.