Home / 7,440.84-11,160.15-2,174.46

Finding the Fourth Proportional to 7,440.84, 11,160.15 and 2,174.46

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Solution

The fourth proportional to 7,440.84, 11,160.15 and 2,174.46 is: 3,261.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.84 : 11,160.15 = 2,174.46 : x
  2. Step 2: Convert to fraction form
    7,440.84/11,160.15 = 2,174.46/x
  3. Step 3: Cross multiply
    7,440.84x = 11,160.15 × 2,174.46
  4. Step 4: Simplify right side
    7,440.84x = 24,267,299.77
  5. Step 5: Solve for x
    x = 24,267,299.77/7,440.84
  6. Step 6: Final answer
    x = 3,261.37

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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.