Home / 3,712.34-5,563.46-1,402.58

Finding the Fourth Proportional to 3,712.34, 5,563.46 and 1,402.58

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Solution

The fourth proportional to 3,712.34, 5,563.46 and 1,402.58 is: 2,101.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.34 : 5,563.46 = 1,402.58 : x
  2. Step 2: Convert to fraction form
    3,712.34/5,563.46 = 1,402.58/x
  3. Step 3: Cross multiply
    3,712.34x = 5,563.46 × 1,402.58
  4. Step 4: Simplify right side
    3,712.34x = 7,803,197.73
  5. Step 5: Solve for x
    x = 7,803,197.73/3,712.34
  6. Step 6: Final answer
    x = 2,101.96

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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.