Home / 2,885.79-4,327.61-2,276.67

Finding the Fourth Proportional to 2,885.79, 4,327.61 and 2,276.67

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Solution

The fourth proportional to 2,885.79, 4,327.61 and 2,276.67 is: 3,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.79 : 4,327.61 = 2,276.67 : x
  2. Step 2: Convert to fraction form
    2,885.79/4,327.61 = 2,276.67/x
  3. Step 3: Cross multiply
    2,885.79x = 4,327.61 × 2,276.67
  4. Step 4: Simplify right side
    2,885.79x = 9,852,528.48
  5. Step 5: Solve for x
    x = 9,852,528.48/2,885.79
  6. Step 6: Final answer
    x = 3,414.15

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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.