Home / 4,300.20-6,444.62-2,220.12

Finding the Fourth Proportional to 4,300.20, 6,444.62 and 2,220.12

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Solution

The fourth proportional to 4,300.20, 6,444.62 and 2,220.12 is: 3,327.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.20 : 6,444.62 = 2,220.12 : x
  2. Step 2: Convert to fraction form
    4,300.20/6,444.62 = 2,220.12/x
  3. Step 3: Cross multiply
    4,300.20x = 6,444.62 × 2,220.12
  4. Step 4: Simplify right side
    4,300.20x = 14,307,829.75
  5. Step 5: Solve for x
    x = 14,307,829.75/4,300.20
  6. Step 6: Final answer
    x = 3,327.25

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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.