Home / 4,774.56-6,588.18-2,678.28

Finding the Fourth Proportional to 4,774.56, 6,588.18 and 2,678.28

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Solution

The fourth proportional to 4,774.56, 6,588.18 and 2,678.28 is: 3,695.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.56 : 6,588.18 = 2,678.28 : x
  2. Step 2: Convert to fraction form
    4,774.56/6,588.18 = 2,678.28/x
  3. Step 3: Cross multiply
    4,774.56x = 6,588.18 × 2,678.28
  4. Step 4: Simplify right side
    4,774.56x = 17,644,990.73
  5. Step 5: Solve for x
    x = 17,644,990.73/4,774.56
  6. Step 6: Final answer
    x = 3,695.63

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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.