Home / 7,412.75-11,117.51-2,347.33

Finding the Fourth Proportional to 7,412.75, 11,117.51 and 2,347.33

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Solution

The fourth proportional to 7,412.75, 11,117.51 and 2,347.33 is: 3,520.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.75 : 11,117.51 = 2,347.33 : x
  2. Step 2: Convert to fraction form
    7,412.75/11,117.51 = 2,347.33/x
  3. Step 3: Cross multiply
    7,412.75x = 11,117.51 × 2,347.33
  4. Step 4: Simplify right side
    7,412.75x = 26,096,492.54
  5. Step 5: Solve for x
    x = 26,096,492.54/7,412.75
  6. Step 6: Final answer
    x = 3,520.49

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.