Home / 7,372.34-10,177.11-4,389.21

Finding the Fourth Proportional to 7,372.34, 10,177.11 and 4,389.21

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Solution

The fourth proportional to 7,372.34, 10,177.11 and 4,389.21 is: 6,059.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.34 : 10,177.11 = 4,389.21 : x
  2. Step 2: Convert to fraction form
    7,372.34/10,177.11 = 4,389.21/x
  3. Step 3: Cross multiply
    7,372.34x = 10,177.11 × 4,389.21
  4. Step 4: Simplify right side
    7,372.34x = 44,669,472.98
  5. Step 5: Solve for x
    x = 44,669,472.98/7,372.34
  6. Step 6: Final answer
    x = 6,059.06

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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.