Home / 3,384.38-4,670.45-2,057.85

Finding the Fourth Proportional to 3,384.38, 4,670.45 and 2,057.85

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Solution

The fourth proportional to 3,384.38, 4,670.45 and 2,057.85 is: 2,839.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.38 : 4,670.45 = 2,057.85 : x
  2. Step 2: Convert to fraction form
    3,384.38/4,670.45 = 2,057.85/x
  3. Step 3: Cross multiply
    3,384.38x = 4,670.45 × 2,057.85
  4. Step 4: Simplify right side
    3,384.38x = 9,611,075.24
  5. Step 5: Solve for x
    x = 9,611,075.24/3,384.38
  6. Step 6: Final answer
    x = 2,839.84

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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.