Home / 10,270.36-15,402.64-3,250.92

Finding the Fourth Proportional to 10,270.36, 15,402.64 and 3,250.92

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Solution

The fourth proportional to 10,270.36, 15,402.64 and 3,250.92 is: 4,875.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,270.36 : 15,402.64 = 3,250.92 : x
  2. Step 2: Convert to fraction form
    10,270.36/15,402.64 = 3,250.92/x
  3. Step 3: Cross multiply
    10,270.36x = 15,402.64 × 3,250.92
  4. Step 4: Simplify right side
    10,270.36x = 50,072,750.43
  5. Step 5: Solve for x
    x = 50,072,750.43/10,270.36
  6. Step 6: Final answer
    x = 4,875.46

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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.