Home / 7,634.04-11,455.32-4,123.98

Finding the Fourth Proportional to 7,634.04, 11,455.32 and 4,123.98

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Solution

The fourth proportional to 7,634.04, 11,455.32 and 4,123.98 is: 6,188.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.04 : 11,455.32 = 4,123.98 : x
  2. Step 2: Convert to fraction form
    7,634.04/11,455.32 = 4,123.98/x
  3. Step 3: Cross multiply
    7,634.04x = 11,455.32 × 4,123.98
  4. Step 4: Simplify right side
    7,634.04x = 47,241,510.57
  5. Step 5: Solve for x
    x = 47,241,510.57/7,634.04
  6. Step 6: Final answer
    x = 6,188.27

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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.