Home / 8,670.17-11,965.01-4,892.60

Finding the Fourth Proportional to 8,670.17, 11,965.01 and 4,892.60

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Solution

The fourth proportional to 8,670.17, 11,965.01 and 4,892.60 is: 6,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670.17 : 11,965.01 = 4,892.60 : x
  2. Step 2: Convert to fraction form
    8,670.17/11,965.01 = 4,892.60/x
  3. Step 3: Cross multiply
    8,670.17x = 11,965.01 × 4,892.60
  4. Step 4: Simplify right side
    8,670.17x = 58,540,013.38
  5. Step 5: Solve for x
    x = 58,540,013.38/8,670.17
  6. Step 6: Final answer
    x = 6,751.89

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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.