Home / 2,725.11-4,088.24-1,555.67

Finding the Fourth Proportional to 2,725.11, 4,088.24 and 1,555.67

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Solution

The fourth proportional to 2,725.11, 4,088.24 and 1,555.67 is: 2,333.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.11 : 4,088.24 = 1,555.67 : x
  2. Step 2: Convert to fraction form
    2,725.11/4,088.24 = 1,555.67/x
  3. Step 3: Cross multiply
    2,725.11x = 4,088.24 × 1,555.67
  4. Step 4: Simplify right side
    2,725.11x = 6,359,960.60
  5. Step 5: Solve for x
    x = 6,359,960.60/2,725.11
  6. Step 6: Final answer
    x = 2,333.84

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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.