Home / 10,623.76-15,925.56-3,958.48

Finding the Fourth Proportional to 10,623.76, 15,925.56 and 3,958.48

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Solution

The fourth proportional to 10,623.76, 15,925.56 and 3,958.48 is: 5,933.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.76 : 15,925.56 = 3,958.48 : x
  2. Step 2: Convert to fraction form
    10,623.76/15,925.56 = 3,958.48/x
  3. Step 3: Cross multiply
    10,623.76x = 15,925.56 × 3,958.48
  4. Step 4: Simplify right side
    10,623.76x = 63,041,010.75
  5. Step 5: Solve for x
    x = 63,041,010.75/10,623.76
  6. Step 6: Final answer
    x = 5,933.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.