Home / 3,327.84-4,989.60-1,685.16

Finding the Fourth Proportional to 3,327.84, 4,989.60 and 1,685.16

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Solution

The fourth proportional to 3,327.84, 4,989.60 and 1,685.16 is: 2,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.84 : 4,989.60 = 1,685.16 : x
  2. Step 2: Convert to fraction form
    3,327.84/4,989.60 = 1,685.16/x
  3. Step 3: Cross multiply
    3,327.84x = 4,989.60 × 1,685.16
  4. Step 4: Simplify right side
    3,327.84x = 8,408,274.34
  5. Step 5: Solve for x
    x = 8,408,274.34/3,327.84
  6. Step 6: Final answer
    x = 2,526.65

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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.