Home / 5,710.41-8,561.45-3,856.92

Finding the Fourth Proportional to 5,710.41, 8,561.45 and 3,856.92

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Solution

The fourth proportional to 5,710.41, 8,561.45 and 3,856.92 is: 5,782.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710.41 : 8,561.45 = 3,856.92 : x
  2. Step 2: Convert to fraction form
    5,710.41/8,561.45 = 3,856.92/x
  3. Step 3: Cross multiply
    5,710.41x = 8,561.45 × 3,856.92
  4. Step 4: Simplify right side
    5,710.41x = 33,020,827.73
  5. Step 5: Solve for x
    x = 33,020,827.73/5,710.41
  6. Step 6: Final answer
    x = 5,782.57

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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.