Home / 3,068.77-4,234.95-1,671.52

Finding the Fourth Proportional to 3,068.77, 4,234.95 and 1,671.52

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Solution

The fourth proportional to 3,068.77, 4,234.95 and 1,671.52 is: 2,306.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.77 : 4,234.95 = 1,671.52 : x
  2. Step 2: Convert to fraction form
    3,068.77/4,234.95 = 1,671.52/x
  3. Step 3: Cross multiply
    3,068.77x = 4,234.95 × 1,671.52
  4. Step 4: Simplify right side
    3,068.77x = 7,078,803.62
  5. Step 5: Solve for x
    x = 7,078,803.62/3,068.77
  6. Step 6: Final answer
    x = 2,306.72

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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.