Home / 3,427.17-4,729.46-1,935.05

Finding the Fourth Proportional to 3,427.17, 4,729.46 and 1,935.05

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Solution

The fourth proportional to 3,427.17, 4,729.46 and 1,935.05 is: 2,670.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.17 : 4,729.46 = 1,935.05 : x
  2. Step 2: Convert to fraction form
    3,427.17/4,729.46 = 1,935.05/x
  3. Step 3: Cross multiply
    3,427.17x = 4,729.46 × 1,935.05
  4. Step 4: Simplify right side
    3,427.17x = 9,151,741.57
  5. Step 5: Solve for x
    x = 9,151,741.57/3,427.17
  6. Step 6: Final answer
    x = 2,670.35

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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.