Home / 4,274.79-5,899.45-2,386.39

Finding the Fourth Proportional to 4,274.79, 5,899.45 and 2,386.39

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Solution

The fourth proportional to 4,274.79, 5,899.45 and 2,386.39 is: 3,293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.79 : 5,899.45 = 2,386.39 : x
  2. Step 2: Convert to fraction form
    4,274.79/5,899.45 = 2,386.39/x
  3. Step 3: Cross multiply
    4,274.79x = 5,899.45 × 2,386.39
  4. Step 4: Simplify right side
    4,274.79x = 14,078,414.74
  5. Step 5: Solve for x
    x = 14,078,414.74/4,274.79
  6. Step 6: Final answer
    x = 3,293.35

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Half scale
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Double scale
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Similar ratio
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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.