Home / 5,409.24-8,113.16-1,711.85

Finding the Fourth Proportional to 5,409.24, 8,113.16 and 1,711.85

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Solution

The fourth proportional to 5,409.24, 8,113.16 and 1,711.85 is: 2,567.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.24 : 8,113.16 = 1,711.85 : x
  2. Step 2: Convert to fraction form
    5,409.24/8,113.16 = 1,711.85/x
  3. Step 3: Cross multiply
    5,409.24x = 8,113.16 × 1,711.85
  4. Step 4: Simplify right side
    5,409.24x = 13,888,463.82
  5. Step 5: Solve for x
    x = 13,888,463.82/5,409.24
  6. Step 6: Final answer
    x = 2,567.54

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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.