Home / 10,286.76-15,430.68-3,267.33

Finding the Fourth Proportional to 10,286.76, 15,430.68 and 3,267.33

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Solution

The fourth proportional to 10,286.76, 15,430.68 and 3,267.33 is: 4,901.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286.76 : 15,430.68 = 3,267.33 : x
  2. Step 2: Convert to fraction form
    10,286.76/15,430.68 = 3,267.33/x
  3. Step 3: Cross multiply
    10,286.76x = 15,430.68 × 3,267.33
  4. Step 4: Simplify right side
    10,286.76x = 50,417,038.36
  5. Step 5: Solve for x
    x = 50,417,038.36/10,286.76
  6. Step 6: Final answer
    x = 4,901.16

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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.