Home / 10,861.64-16,293.88-3,070.68

Finding the Fourth Proportional to 10,861.64, 16,293.88 and 3,070.68

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Solution

The fourth proportional to 10,861.64, 16,293.88 and 3,070.68 is: 4,606.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861.64 : 16,293.88 = 3,070.68 : x
  2. Step 2: Convert to fraction form
    10,861.64/16,293.88 = 3,070.68/x
  3. Step 3: Cross multiply
    10,861.64x = 16,293.88 × 3,070.68
  4. Step 4: Simplify right side
    10,861.64x = 50,033,291.44
  5. Step 5: Solve for x
    x = 50,033,291.44/10,861.64
  6. Step 6: Final answer
    x = 4,606.42

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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.