Home / 3,357.38-4,637.54-2,555.84

Finding the Fourth Proportional to 3,357.38, 4,637.54 and 2,555.84

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Solution

The fourth proportional to 3,357.38, 4,637.54 and 2,555.84 is: 3,530.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.38 : 4,637.54 = 2,555.84 : x
  2. Step 2: Convert to fraction form
    3,357.38/4,637.54 = 2,555.84/x
  3. Step 3: Cross multiply
    3,357.38x = 4,637.54 × 2,555.84
  4. Step 4: Simplify right side
    3,357.38x = 11,852,774.27
  5. Step 5: Solve for x
    x = 11,852,774.27/3,357.38
  6. Step 6: Final answer
    x = 3,530.37

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Half scale
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Double scale
Find fourth proportional to 3,358.38, 4,638.92 and 2,556.84
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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.