Home / 7,938.27-10,954.76-4,401.50

Finding the Fourth Proportional to 7,938.27, 10,954.76 and 4,401.50

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Solution

The fourth proportional to 7,938.27, 10,954.76 and 4,401.50 is: 6,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938.27 : 10,954.76 = 4,401.50 : x
  2. Step 2: Convert to fraction form
    7,938.27/10,954.76 = 4,401.50/x
  3. Step 3: Cross multiply
    7,938.27x = 10,954.76 × 4,401.50
  4. Step 4: Simplify right side
    7,938.27x = 48,217,299.36
  5. Step 5: Solve for x
    x = 48,217,299.36/7,938.27
  6. Step 6: Final answer
    x = 6,074.03

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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.