Home / 8,277.60-12,416.64-3,346.56

Finding the Fourth Proportional to 8,277.60, 12,416.64 and 3,346.56

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Solution

The fourth proportional to 8,277.60, 12,416.64 and 3,346.56 is: 5,019.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.60 : 12,416.64 = 3,346.56 : x
  2. Step 2: Convert to fraction form
    8,277.60/12,416.64 = 3,346.56/x
  3. Step 3: Cross multiply
    8,277.60x = 12,416.64 × 3,346.56
  4. Step 4: Simplify right side
    8,277.60x = 41,553,030.76
  5. Step 5: Solve for x
    x = 41,553,030.76/8,277.60
  6. Step 6: Final answer
    x = 5,019.94

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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.