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Finding the Fourth Proportional to 5,871.95, 8,797.67 and 4,891.07

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Solution

The fourth proportional to 5,871.95, 8,797.67 and 4,891.07 is: 7,328.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.95 : 8,797.67 = 4,891.07 : x
  2. Step 2: Convert to fraction form
    5,871.95/8,797.67 = 4,891.07/x
  3. Step 3: Cross multiply
    5,871.95x = 8,797.67 × 4,891.07
  4. Step 4: Simplify right side
    5,871.95x = 43,029,951.36
  5. Step 5: Solve for x
    x = 43,029,951.36/5,871.95
  6. Step 6: Final answer
    x = 7,328.06

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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.