Home / 5,401.76-8,101.40-1,506.44

Finding the Fourth Proportional to 5,401.76, 8,101.40 and 1,506.44

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Solution

The fourth proportional to 5,401.76, 8,101.40 and 1,506.44 is: 2,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.76 : 8,101.40 = 1,506.44 : x
  2. Step 2: Convert to fraction form
    5,401.76/8,101.40 = 1,506.44/x
  3. Step 3: Cross multiply
    5,401.76x = 8,101.40 × 1,506.44
  4. Step 4: Simplify right side
    5,401.76x = 12,204,273.02
  5. Step 5: Solve for x
    x = 12,204,273.02/5,401.76
  6. Step 6: Final answer
    x = 2,259.31

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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.