Home / 3,813.69-5,263.34-2,302.23

Finding the Fourth Proportional to 3,813.69, 5,263.34 and 2,302.23

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Solution

The fourth proportional to 3,813.69, 5,263.34 and 2,302.23 is: 3,177.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.69 : 5,263.34 = 2,302.23 : x
  2. Step 2: Convert to fraction form
    3,813.69/5,263.34 = 2,302.23/x
  3. Step 3: Cross multiply
    3,813.69x = 5,263.34 × 2,302.23
  4. Step 4: Simplify right side
    3,813.69x = 12,117,407.74
  5. Step 5: Solve for x
    x = 12,117,407.74/3,813.69
  6. Step 6: Final answer
    x = 3,177.34

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Half scale
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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.