Home / 2,742.58-4,114.26-1,011.07

Finding the Fourth Proportional to 2,742.58, 4,114.26 and 1,011.07

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Solution

The fourth proportional to 2,742.58, 4,114.26 and 1,011.07 is: 1,516.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.58 : 4,114.26 = 1,011.07 : x
  2. Step 2: Convert to fraction form
    2,742.58/4,114.26 = 1,011.07/x
  3. Step 3: Cross multiply
    2,742.58x = 4,114.26 × 1,011.07
  4. Step 4: Simplify right side
    2,742.58x = 4,159,804.86
  5. Step 5: Solve for x
    x = 4,159,804.86/2,742.58
  6. Step 6: Final answer
    x = 1,516.75

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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.