Home / 2,588.39-3,882.59-945.11

Finding the Fourth Proportional to 2,588.39, 3,882.59 and 945.11

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Solution

The fourth proportional to 2,588.39, 3,882.59 and 945.11 is: 1,417.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.39 : 3,882.59 = 945.11 : x
  2. Step 2: Convert to fraction form
    2,588.39/3,882.59 = 945.11/x
  3. Step 3: Cross multiply
    2,588.39x = 3,882.59 × 945.11
  4. Step 4: Simplify right side
    2,588.39x = 3,669,450.50
  5. Step 5: Solve for x
    x = 3,669,450.50/2,588.39
  6. Step 6: Final answer
    x = 1,417.66

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,589.39, 3,884.09 and 946.11
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.