Home / 3,427.64-4,730.35-1,935.70

Finding the Fourth Proportional to 3,427.64, 4,730.35 and 1,935.70

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Solution

The fourth proportional to 3,427.64, 4,730.35 and 1,935.70 is: 2,671.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.64 : 4,730.35 = 1,935.70 : x
  2. Step 2: Convert to fraction form
    3,427.64/4,730.35 = 1,935.70/x
  3. Step 3: Cross multiply
    3,427.64x = 4,730.35 × 1,935.70
  4. Step 4: Simplify right side
    3,427.64x = 9,156,538.50
  5. Step 5: Solve for x
    x = 9,156,538.50/3,427.64
  6. Step 6: Final answer
    x = 2,671.38

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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.