Home / 4,847.12-7,271-2,347.52

Finding the Fourth Proportional to 4,847.12, 7,271 and 2,347.52

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Solution

The fourth proportional to 4,847.12, 7,271 and 2,347.52 is: 3,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.12 : 7,271 = 2,347.52 : x
  2. Step 2: Convert to fraction form
    4,847.12/7,271 = 2,347.52/x
  3. Step 3: Cross multiply
    4,847.12x = 7,271 × 2,347.52
  4. Step 4: Simplify right side
    4,847.12x = 17,068,817.92
  5. Step 5: Solve for x
    x = 17,068,817.92/4,847.12
  6. Step 6: Final answer
    x = 3,521.43

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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.