Home / 5,621.94-8,436.68-2,335.04

Finding the Fourth Proportional to 5,621.94, 8,436.68 and 2,335.04

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Solution

The fourth proportional to 5,621.94, 8,436.68 and 2,335.04 is: 3,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.94 : 8,436.68 = 2,335.04 : x
  2. Step 2: Convert to fraction form
    5,621.94/8,436.68 = 2,335.04/x
  3. Step 3: Cross multiply
    5,621.94x = 8,436.68 × 2,335.04
  4. Step 4: Simplify right side
    5,621.94x = 19,699,985.27
  5. Step 5: Solve for x
    x = 19,699,985.27/5,621.94
  6. Step 6: Final answer
    x = 3,504.13

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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.