Home / 6,580.12-9,081.11-3,748.39

Finding the Fourth Proportional to 6,580.12, 9,081.11 and 3,748.39

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Solution

The fourth proportional to 6,580.12, 9,081.11 and 3,748.39 is: 5,173.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.12 : 9,081.11 = 3,748.39 : x
  2. Step 2: Convert to fraction form
    6,580.12/9,081.11 = 3,748.39/x
  3. Step 3: Cross multiply
    6,580.12x = 9,081.11 × 3,748.39
  4. Step 4: Simplify right side
    6,580.12x = 34,039,496.51
  5. Step 5: Solve for x
    x = 34,039,496.51/6,580.12
  6. Step 6: Final answer
    x = 5,173.08

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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.