Home / 6,453.60-9,673.20-3,332.40

Finding the Fourth Proportional to 6,453.60, 9,673.20 and 3,332.40

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Solution

The fourth proportional to 6,453.60, 9,673.20 and 3,332.40 is: 4,994.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.60 : 9,673.20 = 3,332.40 : x
  2. Step 2: Convert to fraction form
    6,453.60/9,673.20 = 3,332.40/x
  3. Step 3: Cross multiply
    6,453.60x = 9,673.20 × 3,332.40
  4. Step 4: Simplify right side
    6,453.60x = 32,234,971.68
  5. Step 5: Solve for x
    x = 32,234,971.68/6,453.60
  6. Step 6: Final answer
    x = 4,994.88

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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.