Home / 2,277.69-3,141.14-1,437.45

Finding the Fourth Proportional to 2,277.69, 3,141.14 and 1,437.45

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Solution

The fourth proportional to 2,277.69, 3,141.14 and 1,437.45 is: 1,982.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277.69 : 3,141.14 = 1,437.45 : x
  2. Step 2: Convert to fraction form
    2,277.69/3,141.14 = 1,437.45/x
  3. Step 3: Cross multiply
    2,277.69x = 3,141.14 × 1,437.45
  4. Step 4: Simplify right side
    2,277.69x = 4,515,224.51
  5. Step 5: Solve for x
    x = 4,515,224.51/2,277.69
  6. Step 6: Final answer
    x = 1,982.37

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Double scale
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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.