Home / 7,897.32-11,842.01-2,630.46

Finding the Fourth Proportional to 7,897.32, 11,842.01 and 2,630.46

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Solution

The fourth proportional to 7,897.32, 11,842.01 and 2,630.46 is: 3,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.32 : 11,842.01 = 2,630.46 : x
  2. Step 2: Convert to fraction form
    7,897.32/11,842.01 = 2,630.46/x
  3. Step 3: Cross multiply
    7,897.32x = 11,842.01 × 2,630.46
  4. Step 4: Simplify right side
    7,897.32x = 31,149,920.47
  5. Step 5: Solve for x
    x = 31,149,920.47/7,897.32
  6. Step 6: Final answer
    x = 3,944.37

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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.