Home / 3,372.17-4,653.36-1,955.90

Finding the Fourth Proportional to 3,372.17, 4,653.36 and 1,955.90

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Solution

The fourth proportional to 3,372.17, 4,653.36 and 1,955.90 is: 2,699.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.17 : 4,653.36 = 1,955.90 : x
  2. Step 2: Convert to fraction form
    3,372.17/4,653.36 = 1,955.90/x
  3. Step 3: Cross multiply
    3,372.17x = 4,653.36 × 1,955.90
  4. Step 4: Simplify right side
    3,372.17x = 9,101,483.56
  5. Step 5: Solve for x
    x = 9,101,483.56/3,372.17
  6. Step 6: Final answer
    x = 2,699.00

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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.