Home / 5,557.13-8,339.79-2,635.44

Finding the Fourth Proportional to 5,557.13, 8,339.79 and 2,635.44

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Solution

The fourth proportional to 5,557.13, 8,339.79 and 2,635.44 is: 3,955.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.13 : 8,339.79 = 2,635.44 : x
  2. Step 2: Convert to fraction form
    5,557.13/8,339.79 = 2,635.44/x
  3. Step 3: Cross multiply
    5,557.13x = 8,339.79 × 2,635.44
  4. Step 4: Simplify right side
    5,557.13x = 21,979,016.16
  5. Step 5: Solve for x
    x = 21,979,016.16/5,557.13
  6. Step 6: Final answer
    x = 3,955.11

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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.