Home / 7,411.89-11,117.84-3,514.17

Finding the Fourth Proportional to 7,411.89, 11,117.84 and 3,514.17

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Solution

The fourth proportional to 7,411.89, 11,117.84 and 3,514.17 is: 5,271.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.89 : 11,117.84 = 3,514.17 : x
  2. Step 2: Convert to fraction form
    7,411.89/11,117.84 = 3,514.17/x
  3. Step 3: Cross multiply
    7,411.89x = 11,117.84 × 3,514.17
  4. Step 4: Simplify right side
    7,411.89x = 39,069,962.22
  5. Step 5: Solve for x
    x = 39,069,962.22/7,411.89
  6. Step 6: Final answer
    x = 5,271.26

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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.