Home / 5,267.64-7,271.96-3,278.83

Finding the Fourth Proportional to 5,267.64, 7,271.96 and 3,278.83

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Solution

The fourth proportional to 5,267.64, 7,271.96 and 3,278.83 is: 4,526.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.64 : 7,271.96 = 3,278.83 : x
  2. Step 2: Convert to fraction form
    5,267.64/7,271.96 = 3,278.83/x
  3. Step 3: Cross multiply
    5,267.64x = 7,271.96 × 3,278.83
  4. Step 4: Simplify right side
    5,267.64x = 23,843,520.61
  5. Step 5: Solve for x
    x = 23,843,520.61/5,267.64
  6. Step 6: Final answer
    x = 4,526.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.