Home / 4,581.40-6,872.10-3,026.20

Finding the Fourth Proportional to 4,581.40, 6,872.10 and 3,026.20

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Solution

The fourth proportional to 4,581.40, 6,872.10 and 3,026.20 is: 4,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.40 : 6,872.10 = 3,026.20 : x
  2. Step 2: Convert to fraction form
    4,581.40/6,872.10 = 3,026.20/x
  3. Step 3: Cross multiply
    4,581.40x = 6,872.10 × 3,026.20
  4. Step 4: Simplify right side
    4,581.40x = 20,796,349.02
  5. Step 5: Solve for x
    x = 20,796,349.02/4,581.40
  6. Step 6: Final answer
    x = 4,539.30

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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.