Home / 7,897.04-11,841.48-4,201.28

Finding the Fourth Proportional to 7,897.04, 11,841.48 and 4,201.28

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Solution

The fourth proportional to 7,897.04, 11,841.48 and 4,201.28 is: 6,299.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.04 : 11,841.48 = 4,201.28 : x
  2. Step 2: Convert to fraction form
    7,897.04/11,841.48 = 4,201.28/x
  3. Step 3: Cross multiply
    7,897.04x = 11,841.48 × 4,201.28
  4. Step 4: Simplify right side
    7,897.04x = 49,749,373.09
  5. Step 5: Solve for x
    x = 49,749,373.09/7,897.04
  6. Step 6: Final answer
    x = 6,299.75

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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.