Home / 2,749.14-4,123.68-1,017.75

Finding the Fourth Proportional to 2,749.14, 4,123.68 and 1,017.75

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Solution

The fourth proportional to 2,749.14, 4,123.68 and 1,017.75 is: 1,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.14 : 4,123.68 = 1,017.75 : x
  2. Step 2: Convert to fraction form
    2,749.14/4,123.68 = 1,017.75/x
  3. Step 3: Cross multiply
    2,749.14x = 4,123.68 × 1,017.75
  4. Step 4: Simplify right side
    2,749.14x = 4,196,875.32
  5. Step 5: Solve for x
    x = 4,196,875.32/2,749.14
  6. Step 6: Final answer
    x = 1,526.61

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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.