Home / 7,829.46-11,742.93-2,897.97

Finding the Fourth Proportional to 7,829.46, 11,742.93 and 2,897.97

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Solution

The fourth proportional to 7,829.46, 11,742.93 and 2,897.97 is: 4,346.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.46 : 11,742.93 = 2,897.97 : x
  2. Step 2: Convert to fraction form
    7,829.46/11,742.93 = 2,897.97/x
  3. Step 3: Cross multiply
    7,829.46x = 11,742.93 × 2,897.97
  4. Step 4: Simplify right side
    7,829.46x = 34,030,658.85
  5. Step 5: Solve for x
    x = 34,030,658.85/7,829.46
  6. Step 6: Final answer
    x = 4,346.49

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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.