Home / 3,372.30-4,653.68-1,955.10

Finding the Fourth Proportional to 3,372.30, 4,653.68 and 1,955.10

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Solution

The fourth proportional to 3,372.30, 4,653.68 and 1,955.10 is: 2,697.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.30 : 4,653.68 = 1,955.10 : x
  2. Step 2: Convert to fraction form
    3,372.30/4,653.68 = 1,955.10/x
  3. Step 3: Cross multiply
    3,372.30x = 4,653.68 × 1,955.10
  4. Step 4: Simplify right side
    3,372.30x = 9,098,409.77
  5. Step 5: Solve for x
    x = 9,098,409.77/3,372.30
  6. Step 6: Final answer
    x = 2,697.98

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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.