Home / 5,556.38-7,666.74-3,433.75

Finding the Fourth Proportional to 5,556.38, 7,666.74 and 3,433.75

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Solution

The fourth proportional to 5,556.38, 7,666.74 and 3,433.75 is: 4,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.38 : 7,666.74 = 3,433.75 : x
  2. Step 2: Convert to fraction form
    5,556.38/7,666.74 = 3,433.75/x
  3. Step 3: Cross multiply
    5,556.38x = 7,666.74 × 3,433.75
  4. Step 4: Simplify right side
    5,556.38x = 26,325,649.31
  5. Step 5: Solve for x
    x = 26,325,649.31/5,556.38
  6. Step 6: Final answer
    x = 4,737.92

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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.