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Finding the Fourth Proportional to 4,296.61, 5,927.55 and 2,803.99

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Solution

The fourth proportional to 4,296.61, 5,927.55 and 2,803.99 is: 3,868.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,296.61 : 5,927.55 = 2,803.99 : x
  2. Step 2: Convert to fraction form
    4,296.61/5,927.55 = 2,803.99/x
  3. Step 3: Cross multiply
    4,296.61x = 5,927.55 × 2,803.99
  4. Step 4: Simplify right side
    4,296.61x = 16,620,790.92
  5. Step 5: Solve for x
    x = 16,620,790.92/4,296.61
  6. Step 6: Final answer
    x = 3,868.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.