Home / 3,384.90-5,069.43-2,927.70

Finding the Fourth Proportional to 3,384.90, 5,069.43 and 2,927.70

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Solution

The fourth proportional to 3,384.90, 5,069.43 and 2,927.70 is: 4,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.90 : 5,069.43 = 2,927.70 : x
  2. Step 2: Convert to fraction form
    3,384.90/5,069.43 = 2,927.70/x
  3. Step 3: Cross multiply
    3,384.90x = 5,069.43 × 2,927.70
  4. Step 4: Simplify right side
    3,384.90x = 14,841,770.21
  5. Step 5: Solve for x
    x = 14,841,770.21/3,384.90
  6. Step 6: Final answer
    x = 4,384.70

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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.