Home / 4,539.72-6,815.70-2,350.20

Finding the Fourth Proportional to 4,539.72, 6,815.70 and 2,350.20

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Solution

The fourth proportional to 4,539.72, 6,815.70 and 2,350.20 is: 3,528.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.72 : 6,815.70 = 2,350.20 : x
  2. Step 2: Convert to fraction form
    4,539.72/6,815.70 = 2,350.20/x
  3. Step 3: Cross multiply
    4,539.72x = 6,815.70 × 2,350.20
  4. Step 4: Simplify right side
    4,539.72x = 16,018,258.14
  5. Step 5: Solve for x
    x = 16,018,258.14/4,539.72
  6. Step 6: Final answer
    x = 3,528.47

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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.