Home / 3,068.17-4,234.13-1,670.92

Finding the Fourth Proportional to 3,068.17, 4,234.13 and 1,670.92

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Solution

The fourth proportional to 3,068.17, 4,234.13 and 1,670.92 is: 2,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.17 : 4,234.13 = 1,670.92 : x
  2. Step 2: Convert to fraction form
    3,068.17/4,234.13 = 1,670.92/x
  3. Step 3: Cross multiply
    3,068.17x = 4,234.13 × 1,670.92
  4. Step 4: Simplify right side
    3,068.17x = 7,074,884.15
  5. Step 5: Solve for x
    x = 7,074,884.15/3,068.17
  6. Step 6: Final answer
    x = 2,305.90

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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.