Home / 3,427.71-4,730.19-1,935.63

Finding the Fourth Proportional to 3,427.71, 4,730.19 and 1,935.63

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Solution

The fourth proportional to 3,427.71, 4,730.19 and 1,935.63 is: 2,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.71 : 4,730.19 = 1,935.63 : x
  2. Step 2: Convert to fraction form
    3,427.71/4,730.19 = 1,935.63/x
  3. Step 3: Cross multiply
    3,427.71x = 4,730.19 × 1,935.63
  4. Step 4: Simplify right side
    3,427.71x = 9,155,897.67
  5. Step 5: Solve for x
    x = 9,155,897.67/3,427.71
  6. Step 6: Final answer
    x = 2,671.14

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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.