Home / 4,298.88-6,443.33-3,520.20

Finding the Fourth Proportional to 4,298.88, 6,443.33 and 3,520.20

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Solution

The fourth proportional to 4,298.88, 6,443.33 and 3,520.20 is: 5,276.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.88 : 6,443.33 = 3,520.20 : x
  2. Step 2: Convert to fraction form
    4,298.88/6,443.33 = 3,520.20/x
  3. Step 3: Cross multiply
    4,298.88x = 6,443.33 × 3,520.20
  4. Step 4: Simplify right side
    4,298.88x = 22,681,792.67
  5. Step 5: Solve for x
    x = 22,681,792.67/4,298.88
  6. Step 6: Final answer
    x = 5,276.21

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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.