Home / 3,177.04-4,384.84-1,934.96

Finding the Fourth Proportional to 3,177.04, 4,384.84 and 1,934.96

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Solution

The fourth proportional to 3,177.04, 4,384.84 and 1,934.96 is: 2,670.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.04 : 4,384.84 = 1,934.96 : x
  2. Step 2: Convert to fraction form
    3,177.04/4,384.84 = 1,934.96/x
  3. Step 3: Cross multiply
    3,177.04x = 4,384.84 × 1,934.96
  4. Step 4: Simplify right side
    3,177.04x = 8,484,490.01
  5. Step 5: Solve for x
    x = 8,484,490.01/3,177.04
  6. Step 6: Final answer
    x = 2,670.56

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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.