Home / 2,352.78-3,527.04-1,118.94

Finding the Fourth Proportional to 2,352.78, 3,527.04 and 1,118.94

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Solution

The fourth proportional to 2,352.78, 3,527.04 and 1,118.94 is: 1,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.78 : 3,527.04 = 1,118.94 : x
  2. Step 2: Convert to fraction form
    2,352.78/3,527.04 = 1,118.94/x
  3. Step 3: Cross multiply
    2,352.78x = 3,527.04 × 1,118.94
  4. Step 4: Simplify right side
    2,352.78x = 3,946,546.14
  5. Step 5: Solve for x
    x = 3,946,546.14/2,352.78
  6. Step 6: Final answer
    x = 1,677.40

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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.