Home / 5,554.81-7,665.74-3,458.94

Finding the Fourth Proportional to 5,554.81, 7,665.74 and 3,458.94

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Solution

The fourth proportional to 5,554.81, 7,665.74 and 3,458.94 is: 4,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.81 : 7,665.74 = 3,458.94 : x
  2. Step 2: Convert to fraction form
    5,554.81/7,665.74 = 3,458.94/x
  3. Step 3: Cross multiply
    5,554.81x = 7,665.74 × 3,458.94
  4. Step 4: Simplify right side
    5,554.81x = 26,515,334.72
  5. Step 5: Solve for x
    x = 26,515,334.72/5,554.81
  6. Step 6: Final answer
    x = 4,773.40

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Half scale
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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.