Home / 5,554.94-7,665.80-3,565.44

Finding the Fourth Proportional to 5,554.94, 7,665.80 and 3,565.44

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Solution

The fourth proportional to 5,554.94, 7,665.80 and 3,565.44 is: 4,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.94 : 7,665.80 = 3,565.44 : x
  2. Step 2: Convert to fraction form
    5,554.94/7,665.80 = 3,565.44/x
  3. Step 3: Cross multiply
    5,554.94x = 7,665.80 × 3,565.44
  4. Step 4: Simplify right side
    5,554.94x = 27,331,932.12
  5. Step 5: Solve for x
    x = 27,331,932.12/5,554.94
  6. Step 6: Final answer
    x = 4,920.30

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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.