Home / 7,459.17-11,188.76-4,170.47

Finding the Fourth Proportional to 7,459.17, 11,188.76 and 4,170.47

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Solution

The fourth proportional to 7,459.17, 11,188.76 and 4,170.47 is: 6,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.17 : 11,188.76 = 4,170.47 : x
  2. Step 2: Convert to fraction form
    7,459.17/11,188.76 = 4,170.47/x
  3. Step 3: Cross multiply
    7,459.17x = 11,188.76 × 4,170.47
  4. Step 4: Simplify right side
    7,459.17x = 46,662,311.12
  5. Step 5: Solve for x
    x = 46,662,311.12/7,459.17
  6. Step 6: Final answer
    x = 6,255.70

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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.