Home / 3,068.60-4,234.67-1,671.35

Finding the Fourth Proportional to 3,068.60, 4,234.67 and 1,671.35

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Solution

The fourth proportional to 3,068.60, 4,234.67 and 1,671.35 is: 2,306.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.60 : 4,234.67 = 1,671.35 : x
  2. Step 2: Convert to fraction form
    3,068.60/4,234.67 = 1,671.35/x
  3. Step 3: Cross multiply
    3,068.60x = 4,234.67 × 1,671.35
  4. Step 4: Simplify right side
    3,068.60x = 7,077,630.47
  5. Step 5: Solve for x
    x = 7,077,630.47/3,068.60
  6. Step 6: Final answer
    x = 2,306.47

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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.