Home / 10,197.36-15,298.56-3,271.68

Finding the Fourth Proportional to 10,197.36, 15,298.56 and 3,271.68

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Solution

The fourth proportional to 10,197.36, 15,298.56 and 3,271.68 is: 4,908.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,197.36 : 15,298.56 = 3,271.68 : x
  2. Step 2: Convert to fraction form
    10,197.36/15,298.56 = 3,271.68/x
  3. Step 3: Cross multiply
    10,197.36x = 15,298.56 × 3,271.68
  4. Step 4: Simplify right side
    10,197.36x = 50,051,992.78
  5. Step 5: Solve for x
    x = 50,051,992.78/10,197.36
  6. Step 6: Final answer
    x = 4,908.33

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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.