Home / 3,059.76-4,588.92-1,112.40

Finding the Fourth Proportional to 3,059.76, 4,588.92 and 1,112.40

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Solution

The fourth proportional to 3,059.76, 4,588.92 and 1,112.40 is: 1,668.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.76 : 4,588.92 = 1,112.40 : x
  2. Step 2: Convert to fraction form
    3,059.76/4,588.92 = 1,112.40/x
  3. Step 3: Cross multiply
    3,059.76x = 4,588.92 × 1,112.40
  4. Step 4: Simplify right side
    3,059.76x = 5,104,714.61
  5. Step 5: Solve for x
    x = 5,104,714.61/3,059.76
  6. Step 6: Final answer
    x = 1,668.34

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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.