Home / 3,320.51-4,967.08-2,728.85

Finding the Fourth Proportional to 3,320.51, 4,967.08 and 2,728.85

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Solution

The fourth proportional to 3,320.51, 4,967.08 and 2,728.85 is: 4,082.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.51 : 4,967.08 = 2,728.85 : x
  2. Step 2: Convert to fraction form
    3,320.51/4,967.08 = 2,728.85/x
  3. Step 3: Cross multiply
    3,320.51x = 4,967.08 × 2,728.85
  4. Step 4: Simplify right side
    3,320.51x = 13,554,384.60
  5. Step 5: Solve for x
    x = 13,554,384.60/3,320.51
  6. Step 6: Final answer
    x = 4,082.03

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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.