Home / 3,529.08-4,872.42-2,482.20

Finding the Fourth Proportional to 3,529.08, 4,872.42 and 2,482.20

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Solution

The fourth proportional to 3,529.08, 4,872.42 and 2,482.20 is: 3,427.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.08 : 4,872.42 = 2,482.20 : x
  2. Step 2: Convert to fraction form
    3,529.08/4,872.42 = 2,482.20/x
  3. Step 3: Cross multiply
    3,529.08x = 4,872.42 × 2,482.20
  4. Step 4: Simplify right side
    3,529.08x = 12,094,320.92
  5. Step 5: Solve for x
    x = 12,094,320.92/3,529.08
  6. Step 6: Final answer
    x = 3,427.05

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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.