Home / 6,927.49-9,560.28-3,783.66

Finding the Fourth Proportional to 6,927.49, 9,560.28 and 3,783.66

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Solution

The fourth proportional to 6,927.49, 9,560.28 and 3,783.66 is: 5,221.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.49 : 9,560.28 = 3,783.66 : x
  2. Step 2: Convert to fraction form
    6,927.49/9,560.28 = 3,783.66/x
  3. Step 3: Cross multiply
    6,927.49x = 9,560.28 × 3,783.66
  4. Step 4: Simplify right side
    6,927.49x = 36,172,849.02
  5. Step 5: Solve for x
    x = 36,172,849.02/6,927.49
  6. Step 6: Final answer
    x = 5,221.64

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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.