Home / 3,813.44-5,261.54-2,397.34

Finding the Fourth Proportional to 3,813.44, 5,261.54 and 2,397.34

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Solution

The fourth proportional to 3,813.44, 5,261.54 and 2,397.34 is: 3,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.44 : 5,261.54 = 2,397.34 : x
  2. Step 2: Convert to fraction form
    3,813.44/5,261.54 = 2,397.34/x
  3. Step 3: Cross multiply
    3,813.44x = 5,261.54 × 2,397.34
  4. Step 4: Simplify right side
    3,813.44x = 12,613,700.30
  5. Step 5: Solve for x
    x = 12,613,700.30/3,813.44
  6. Step 6: Final answer
    x = 3,307.70

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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.