Home / 3,116.17-4,670.91-1,553.09

Finding the Fourth Proportional to 3,116.17, 4,670.91 and 1,553.09

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Solution

The fourth proportional to 3,116.17, 4,670.91 and 1,553.09 is: 2,327.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.17 : 4,670.91 = 1,553.09 : x
  2. Step 2: Convert to fraction form
    3,116.17/4,670.91 = 1,553.09/x
  3. Step 3: Cross multiply
    3,116.17x = 4,670.91 × 1,553.09
  4. Step 4: Simplify right side
    3,116.17x = 7,254,343.61
  5. Step 5: Solve for x
    x = 7,254,343.61/3,116.17
  6. Step 6: Final answer
    x = 2,327.97

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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.