Home / 10,857.04-16,293.34-4,621.42

Finding the Fourth Proportional to 10,857.04, 16,293.34 and 4,621.42

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Solution

The fourth proportional to 10,857.04, 16,293.34 and 4,621.42 is: 6,935.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,857.04 : 16,293.34 = 4,621.42 : x
  2. Step 2: Convert to fraction form
    10,857.04/16,293.34 = 4,621.42/x
  3. Step 3: Cross multiply
    10,857.04x = 16,293.34 × 4,621.42
  4. Step 4: Simplify right side
    10,857.04x = 75,298,367.49
  5. Step 5: Solve for x
    x = 75,298,367.49/10,857.04
  6. Step 6: Final answer
    x = 6,935.44

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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.