Home / 5,327.96-7,995.72-4,300.40

Finding the Fourth Proportional to 5,327.96, 7,995.72 and 4,300.40

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Solution

The fourth proportional to 5,327.96, 7,995.72 and 4,300.40 is: 6,453.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.96 : 7,995.72 = 4,300.40 : x
  2. Step 2: Convert to fraction form
    5,327.96/7,995.72 = 4,300.40/x
  3. Step 3: Cross multiply
    5,327.96x = 7,995.72 × 4,300.40
  4. Step 4: Simplify right side
    5,327.96x = 34,384,794.29
  5. Step 5: Solve for x
    x = 34,384,794.29/5,327.96
  6. Step 6: Final answer
    x = 6,453.65

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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.