Home / 3,317.95-4,577.07-2,945.35

Finding the Fourth Proportional to 3,317.95, 4,577.07 and 2,945.35

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Solution

The fourth proportional to 3,317.95, 4,577.07 and 2,945.35 is: 4,063.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.95 : 4,577.07 = 2,945.35 : x
  2. Step 2: Convert to fraction form
    3,317.95/4,577.07 = 2,945.35/x
  3. Step 3: Cross multiply
    3,317.95x = 4,577.07 × 2,945.35
  4. Step 4: Simplify right side
    3,317.95x = 13,481,073.12
  5. Step 5: Solve for x
    x = 13,481,073.12/3,317.95
  6. Step 6: Final answer
    x = 4,063.07

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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.