Home / 10,197.76-15,294.81-2,801.26

Finding the Fourth Proportional to 10,197.76, 15,294.81 and 2,801.26

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Solution

The fourth proportional to 10,197.76, 15,294.81 and 2,801.26 is: 4,201.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,197.76 : 15,294.81 = 2,801.26 : x
  2. Step 2: Convert to fraction form
    10,197.76/15,294.81 = 2,801.26/x
  3. Step 3: Cross multiply
    10,197.76x = 15,294.81 × 2,801.26
  4. Step 4: Simplify right side
    10,197.76x = 42,844,739.46
  5. Step 5: Solve for x
    x = 42,844,739.46/10,197.76
  6. Step 6: Final answer
    x = 4,201.39

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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.