Home / 4,300.28-6,450.58-1,339.03

Finding the Fourth Proportional to 4,300.28, 6,450.58 and 1,339.03

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Solution

The fourth proportional to 4,300.28, 6,450.58 and 1,339.03 is: 2,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.28 : 6,450.58 = 1,339.03 : x
  2. Step 2: Convert to fraction form
    4,300.28/6,450.58 = 1,339.03/x
  3. Step 3: Cross multiply
    4,300.28x = 6,450.58 × 1,339.03
  4. Step 4: Simplify right side
    4,300.28x = 8,637,520.14
  5. Step 5: Solve for x
    x = 8,637,520.14/4,300.28
  6. Step 6: Final answer
    x = 2,008.59

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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.