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Finding the Fourth Proportional to 5,867.84, 8,790.42 and 4,014.56

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Solution

The fourth proportional to 5,867.84, 8,790.42 and 4,014.56 is: 6,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.84 : 8,790.42 = 4,014.56 : x
  2. Step 2: Convert to fraction form
    5,867.84/8,790.42 = 4,014.56/x
  3. Step 3: Cross multiply
    5,867.84x = 8,790.42 × 4,014.56
  4. Step 4: Simplify right side
    5,867.84x = 35,289,668.52
  5. Step 5: Solve for x
    x = 35,289,668.52/5,867.84
  6. Step 6: Final answer
    x = 6,014.08

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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.