Home / 5,409.17-7,463.63-3,418.32

Finding the Fourth Proportional to 5,409.17, 7,463.63 and 3,418.32

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Solution

The fourth proportional to 5,409.17, 7,463.63 and 3,418.32 is: 4,716.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.17 : 7,463.63 = 3,418.32 : x
  2. Step 2: Convert to fraction form
    5,409.17/7,463.63 = 3,418.32/x
  3. Step 3: Cross multiply
    5,409.17x = 7,463.63 × 3,418.32
  4. Step 4: Simplify right side
    5,409.17x = 25,513,084.25
  5. Step 5: Solve for x
    x = 25,513,084.25/5,409.17
  6. Step 6: Final answer
    x = 4,716.64

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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.