Home / 6,783.20-10,176.96-2,403.44

Finding the Fourth Proportional to 6,783.20, 10,176.96 and 2,403.44

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Solution

The fourth proportional to 6,783.20, 10,176.96 and 2,403.44 is: 3,605.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783.20 : 10,176.96 = 2,403.44 : x
  2. Step 2: Convert to fraction form
    6,783.20/10,176.96 = 2,403.44/x
  3. Step 3: Cross multiply
    6,783.20x = 10,176.96 × 2,403.44
  4. Step 4: Simplify right side
    6,783.20x = 24,459,712.74
  5. Step 5: Solve for x
    x = 24,459,712.74/6,783.20
  6. Step 6: Final answer
    x = 3,605.93

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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.