Home / 2,673.52-4,011.72-1,114.60

Finding the Fourth Proportional to 2,673.52, 4,011.72 and 1,114.60

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Solution

The fourth proportional to 2,673.52, 4,011.72 and 1,114.60 is: 1,672.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.52 : 4,011.72 = 1,114.60 : x
  2. Step 2: Convert to fraction form
    2,673.52/4,011.72 = 1,114.60/x
  3. Step 3: Cross multiply
    2,673.52x = 4,011.72 × 1,114.60
  4. Step 4: Simplify right side
    2,673.52x = 4,471,463.11
  5. Step 5: Solve for x
    x = 4,471,463.11/2,673.52
  6. Step 6: Final answer
    x = 1,672.50

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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.