Home / 5,556.50-7,670.09-3,432.38

Finding the Fourth Proportional to 5,556.50, 7,670.09 and 3,432.38

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Solution

The fourth proportional to 5,556.50, 7,670.09 and 3,432.38 is: 4,737.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.50 : 7,670.09 = 3,432.38 : x
  2. Step 2: Convert to fraction form
    5,556.50/7,670.09 = 3,432.38/x
  3. Step 3: Cross multiply
    5,556.50x = 7,670.09 × 3,432.38
  4. Step 4: Simplify right side
    5,556.50x = 26,326,633.74
  5. Step 5: Solve for x
    x = 26,326,633.74/5,556.50
  6. Step 6: Final answer
    x = 4,737.99

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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.