Home / 5,777.94-8,667.99-2,315.46

Finding the Fourth Proportional to 5,777.94, 8,667.99 and 2,315.46

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Solution

The fourth proportional to 5,777.94, 8,667.99 and 2,315.46 is: 3,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.94 : 8,667.99 = 2,315.46 : x
  2. Step 2: Convert to fraction form
    5,777.94/8,667.99 = 2,315.46/x
  3. Step 3: Cross multiply
    5,777.94x = 8,667.99 × 2,315.46
  4. Step 4: Simplify right side
    5,777.94x = 20,070,384.13
  5. Step 5: Solve for x
    x = 20,070,384.13/5,777.94
  6. Step 6: Final answer
    x = 3,473.62

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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.