Home / 4,320.88-6,482.84-2,131.16

Finding the Fourth Proportional to 4,320.88, 6,482.84 and 2,131.16

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Solution

The fourth proportional to 4,320.88, 6,482.84 and 2,131.16 is: 3,197.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.88 : 6,482.84 = 2,131.16 : x
  2. Step 2: Convert to fraction form
    4,320.88/6,482.84 = 2,131.16/x
  3. Step 3: Cross multiply
    4,320.88x = 6,482.84 × 2,131.16
  4. Step 4: Simplify right side
    4,320.88x = 13,815,969.29
  5. Step 5: Solve for x
    x = 13,815,969.29/4,320.88
  6. Step 6: Final answer
    x = 3,197.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.