Home / 5,525.24-7,624.43-3,135.72

Finding the Fourth Proportional to 5,525.24, 7,624.43 and 3,135.72

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Solution

The fourth proportional to 5,525.24, 7,624.43 and 3,135.72 is: 4,327.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.24 : 7,624.43 = 3,135.72 : x
  2. Step 2: Convert to fraction form
    5,525.24/7,624.43 = 3,135.72/x
  3. Step 3: Cross multiply
    5,525.24x = 7,624.43 × 3,135.72
  4. Step 4: Simplify right side
    5,525.24x = 23,908,061.96
  5. Step 5: Solve for x
    x = 23,908,061.96/5,525.24
  6. Step 6: Final answer
    x = 4,327.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.