Home / 4,320.39-5,962.13-2,431.98

Finding the Fourth Proportional to 4,320.39, 5,962.13 and 2,431.98

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Solution

The fourth proportional to 4,320.39, 5,962.13 and 2,431.98 is: 3,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.39 : 5,962.13 = 2,431.98 : x
  2. Step 2: Convert to fraction form
    4,320.39/5,962.13 = 2,431.98/x
  3. Step 3: Cross multiply
    4,320.39x = 5,962.13 × 2,431.98
  4. Step 4: Simplify right side
    4,320.39x = 14,499,738.95
  5. Step 5: Solve for x
    x = 14,499,738.95/4,320.39
  6. Step 6: Final answer
    x = 3,356.12

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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.