Home / 5,556.72-7,671.04-3,461.52

Finding the Fourth Proportional to 5,556.72, 7,671.04 and 3,461.52

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Solution

The fourth proportional to 5,556.72, 7,671.04 and 3,461.52 is: 4,778.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.72 : 7,671.04 = 3,461.52 : x
  2. Step 2: Convert to fraction form
    5,556.72/7,671.04 = 3,461.52/x
  3. Step 3: Cross multiply
    5,556.72x = 7,671.04 × 3,461.52
  4. Step 4: Simplify right side
    5,556.72x = 26,553,458.38
  5. Step 5: Solve for x
    x = 26,553,458.38/5,556.72
  6. Step 6: Final answer
    x = 4,778.62

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Half scale
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Double 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.