Home / 10,861.04-16,291.36-3,465.44

Finding the Fourth Proportional to 10,861.04, 16,291.36 and 3,465.44

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Solution

The fourth proportional to 10,861.04, 16,291.36 and 3,465.44 is: 5,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861.04 : 16,291.36 = 3,465.44 : x
  2. Step 2: Convert to fraction form
    10,861.04/16,291.36 = 3,465.44/x
  3. Step 3: Cross multiply
    10,861.04x = 16,291.36 × 3,465.44
  4. Step 4: Simplify right side
    10,861.04x = 56,456,730.60
  5. Step 5: Solve for x
    x = 56,456,730.60/10,861.04
  6. Step 6: Final answer
    x = 5,198.10

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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.