Home / 3,133.98-4,322.84-2,013.14

Finding the Fourth Proportional to 3,133.98, 4,322.84 and 2,013.14

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Solution

The fourth proportional to 3,133.98, 4,322.84 and 2,013.14 is: 2,776.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.98 : 4,322.84 = 2,013.14 : x
  2. Step 2: Convert to fraction form
    3,133.98/4,322.84 = 2,013.14/x
  3. Step 3: Cross multiply
    3,133.98x = 4,322.84 × 2,013.14
  4. Step 4: Simplify right side
    3,133.98x = 8,702,482.86
  5. Step 5: Solve for x
    x = 8,702,482.86/3,133.98
  6. Step 6: Final answer
    x = 2,776.82

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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.